./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.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_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/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_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/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_a9b755ee-e371-4956-8608-b27c81ff9f5c/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 5c13092b5fe0ffbf7fbf1fe31d493be6a68ca2455b811b10fd7983ff470e432f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:38:22,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:38:22,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:38:22,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:38:22,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:38:22,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:38:22,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:38:22,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:38:22,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:38:22,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:38:22,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:38:22,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:38:22,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:38:22,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:38:22,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:38:22,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:38:22,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:38:22,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:38:22,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:38:22,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:38:22,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:38:22,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:38:22,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:38:22,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:38:22,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:38:22,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:38:22,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:38:22,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:38:22,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:38:22,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:38:22,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:38:22,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:38:22,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:38:22,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:38:22,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:38:22,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:38:22,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:38:22,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:38:22,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:38:22,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:38:22,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:38:22,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 01:38:22,214 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:38:22,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:38:22,215 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:38:22,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:38:22,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:38:22,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:38:22,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:38:22,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:38:22,217 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:38:22,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:38:22,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:38:22,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:38:22,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:38:22,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:38:22,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:38:22,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:38:22,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:38:22,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:38:22,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:38:22,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:38:22,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:38:22,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:38:22,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:38:22,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:38:22,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:38:22,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:38:22,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:38:22,221 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:38:22,221 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:38:22,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:38:22,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:38:22,222 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c13092b5fe0ffbf7fbf1fe31d493be6a68ca2455b811b10fd7983ff470e432f [2021-12-07 01:38:22,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:38:22,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:38:22,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:38:22,433 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:38:22,434 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:38:22,435 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2021-12-07 01:38:22,476 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/e6e968562/081b5a1fb39b484bbbbb6d8fc7717869/FLAG067811708 [2021-12-07 01:38:23,041 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:38:23,041 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2021-12-07 01:38:23,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/e6e968562/081b5a1fb39b484bbbbb6d8fc7717869/FLAG067811708 [2021-12-07 01:38:23,535 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/e6e968562/081b5a1fb39b484bbbbb6d8fc7717869 [2021-12-07 01:38:23,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:38:23,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:38:23,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:38:23,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:38:23,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:38:23,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:38:23" (1/1) ... [2021-12-07 01:38:23,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71708e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:23, skipping insertion in model container [2021-12-07 01:38:23,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:38:23" (1/1) ... [2021-12-07 01:38:23,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:38:23,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:38:24,119 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i[108030,108043] [2021-12-07 01:38:24,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:38:24,493 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:38:24,553 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i[108030,108043] [2021-12-07 01:38:24,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:38:24,737 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:38:24,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24 WrapperNode [2021-12-07 01:38:24,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:38:24,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:38:24,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:38:24,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:38:24,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:24,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:24,897 INFO L137 Inliner]: procedures = 178, calls = 1867, calls flagged for inlining = 81, calls inlined = 81, statements flattened = 3540 [2021-12-07 01:38:24,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:38:24,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:38:24,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:38:24,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:38:24,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:24,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:24,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:24,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:24,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:25,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:25,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:25,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:38:25,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:38:25,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:38:25,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:38:25,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (1/1) ... [2021-12-07 01:38:25,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:38:25,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:38:25,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:38:25,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:38:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-07 01:38:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2021-12-07 01:38:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-12-07 01:38:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-12-07 01:38:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2021-12-07 01:38:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 01:38:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-07 01:38:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-07 01:38:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 01:38:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 01:38:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:38:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_20 [2021-12-07 01:38:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_20 [2021-12-07 01:38:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-12-07 01:38:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-12-07 01:38:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 01:38:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 01:38:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-07 01:38:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 01:38:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-12-07 01:38:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-07 01:38:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-07 01:38:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 01:38:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_resume [2021-12-07 01:38:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_resume [2021-12-07 01:38:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-12-07 01:38:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-12-07 01:38:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-12-07 01:38:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-12-07 01:38:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_reset_resume [2021-12-07 01:38:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_reset_resume [2021-12-07 01:38:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:38:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 01:38:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 01:38:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 01:38:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 01:38:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-07 01:38:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 01:38:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:38:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-07 01:38:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-12-07 01:38:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_free_buffers [2021-12-07 01:38:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_free_buffers [2021-12-07 01:38:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_disconnect [2021-12-07 01:38:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_disconnect [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2021-12-07 01:38:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-07 01:38:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-12-07 01:38:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-12-07 01:38:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2021-12-07 01:38:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:38:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:38:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-07 01:38:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2021-12-07 01:38:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_16 [2021-12-07 01:38:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_16 [2021-12-07 01:38:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-12-07 01:38:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_probe [2021-12-07 01:38:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_probe [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2021-12-07 01:38:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-12-07 01:38:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_open [2021-12-07 01:38:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_open [2021-12-07 01:38:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_12 [2021-12-07 01:38:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_12 [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-07 01:38:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-07 01:38:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-07 01:38:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_irq [2021-12-07 01:38:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_irq [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:38:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_process_pkt [2021-12-07 01:38:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_process_pkt [2021-12-07 01:38:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-07 01:38:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-12-07 01:38:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-12-07 01:38:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_read_data [2021-12-07 01:38:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_read_data [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-07 01:38:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 01:38:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 01:38:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 01:38:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:38:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:38:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2021-12-07 01:38:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2021-12-07 01:38:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_process_multi [2021-12-07 01:38:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_process_multi [2021-12-07 01:38:25,435 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:38:25,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:38:25,622 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 01:38:27,464 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-12-07 01:38:28,059 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:38:28,070 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:38:28,071 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 01:38:28,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:38:28 BoogieIcfgContainer [2021-12-07 01:38:28,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:38:28,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:38:28,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:38:28,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:38:28,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:38:23" (1/3) ... [2021-12-07 01:38:28,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b232b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:38:28, skipping insertion in model container [2021-12-07 01:38:28,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:38:24" (2/3) ... [2021-12-07 01:38:28,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b232b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:38:28, skipping insertion in model container [2021-12-07 01:38:28,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:38:28" (3/3) ... [2021-12-07 01:38:28,079 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2021-12-07 01:38:28,084 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:38:28,084 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:38:28,137 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:38:28,143 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 01:38:28,144 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:38:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 959 states, 694 states have (on average 1.3530259365994237) internal successors, (939), 713 states have internal predecessors, (939), 207 states have call successors, (207), 58 states have call predecessors, (207), 56 states have return successors, (201), 199 states have call predecessors, (201), 201 states have call successors, (201) [2021-12-07 01:38:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-07 01:38:28,187 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:28,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:28,188 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:28,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:28,193 INFO L85 PathProgramCache]: Analyzing trace with hash -528872520, now seen corresponding path program 1 times [2021-12-07 01:38:28,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:38:28,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630450856] [2021-12-07 01:38:28,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:28,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:38:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:28,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:38:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:28,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:38:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:28,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:38:28,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630450856] [2021-12-07 01:38:28,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630450856] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:28,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:28,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:28,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391976034] [2021-12-07 01:38:28,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:28,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:28,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:38:28,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:28,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:28,706 INFO L87 Difference]: Start difference. First operand has 959 states, 694 states have (on average 1.3530259365994237) internal successors, (939), 713 states have internal predecessors, (939), 207 states have call successors, (207), 58 states have call predecessors, (207), 56 states have return successors, (201), 199 states have call predecessors, (201), 201 states have call successors, (201) Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:38:34,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:34,239 INFO L93 Difference]: Finished difference Result 3538 states and 5257 transitions. [2021-12-07 01:38:34,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:38:34,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2021-12-07 01:38:34,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:34,276 INFO L225 Difference]: With dead ends: 3538 [2021-12-07 01:38:34,276 INFO L226 Difference]: Without dead ends: 2560 [2021-12-07 01:38:34,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:38:34,290 INFO L933 BasicCegarLoop]: 1525 mSDtfsCounter, 3108 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 2166 mSolverCounterSat, 1576 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3289 SdHoareTripleChecker+Valid, 3786 SdHoareTripleChecker+Invalid, 3742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1576 IncrementalHoareTripleChecker+Valid, 2166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:34,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3289 Valid, 3786 Invalid, 3742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1576 Valid, 2166 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2021-12-07 01:38:34,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2560 states. [2021-12-07 01:38:34,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2560 to 1859. [2021-12-07 01:38:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1859 states, 1355 states have (on average 1.3424354243542436) internal successors, (1819), 1372 states have internal predecessors, (1819), 393 states have call successors, (393), 111 states have call predecessors, (393), 110 states have return successors, (387), 383 states have call predecessors, (387), 387 states have call successors, (387) [2021-12-07 01:38:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1859 states and 2599 transitions. [2021-12-07 01:38:34,464 INFO L78 Accepts]: Start accepts. Automaton has 1859 states and 2599 transitions. Word has length 28 [2021-12-07 01:38:34,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:34,464 INFO L470 AbstractCegarLoop]: Abstraction has 1859 states and 2599 transitions. [2021-12-07 01:38:34,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:38:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2599 transitions. [2021-12-07 01:38:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-07 01:38:34,468 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:34,468 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:34,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:38:34,468 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:34,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:34,469 INFO L85 PathProgramCache]: Analyzing trace with hash -118423946, now seen corresponding path program 1 times [2021-12-07 01:38:34,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:38:34,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668828753] [2021-12-07 01:38:34,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:34,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:38:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:34,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:38:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:34,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:38:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:34,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:38:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:34,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:38:34,627 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:38:34,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668828753] [2021-12-07 01:38:34,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668828753] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:34,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:34,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:34,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359594189] [2021-12-07 01:38:34,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:34,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:34,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:38:34,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:34,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:34,629 INFO L87 Difference]: Start difference. First operand 1859 states and 2599 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:39,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:39,068 INFO L93 Difference]: Finished difference Result 2583 states and 3724 transitions. [2021-12-07 01:38:39,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 01:38:39,068 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2021-12-07 01:38:39,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:39,083 INFO L225 Difference]: With dead ends: 2583 [2021-12-07 01:38:39,083 INFO L226 Difference]: Without dead ends: 2570 [2021-12-07 01:38:39,085 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 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 01:38:39,086 INFO L933 BasicCegarLoop]: 1216 mSDtfsCounter, 2208 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 1009 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2335 SdHoareTripleChecker+Valid, 2256 SdHoareTripleChecker+Invalid, 2095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1009 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:39,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2335 Valid, 2256 Invalid, 2095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1009 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-07 01:38:39,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2021-12-07 01:38:39,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 1859. [2021-12-07 01:38:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1859 states, 1355 states have (on average 1.3416974169741698) internal successors, (1818), 1372 states have internal predecessors, (1818), 393 states have call successors, (393), 111 states have call predecessors, (393), 110 states have return successors, (387), 383 states have call predecessors, (387), 387 states have call successors, (387) [2021-12-07 01:38:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1859 states and 2598 transitions. [2021-12-07 01:38:39,177 INFO L78 Accepts]: Start accepts. Automaton has 1859 states and 2598 transitions. Word has length 38 [2021-12-07 01:38:39,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:39,177 INFO L470 AbstractCegarLoop]: Abstraction has 1859 states and 2598 transitions. [2021-12-07 01:38:39,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2598 transitions. [2021-12-07 01:38:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-07 01:38:39,180 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:39,180 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:39,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:38:39,180 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:39,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:39,181 INFO L85 PathProgramCache]: Analyzing trace with hash -61165644, now seen corresponding path program 1 times [2021-12-07 01:38:39,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:38:39,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054262038] [2021-12-07 01:38:39,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:39,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:38:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:39,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:38:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:39,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:38:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:39,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:38:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:38:39,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:38:39,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054262038] [2021-12-07 01:38:39,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054262038] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:39,354 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:39,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:39,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058102015] [2021-12-07 01:38:39,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:39,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:39,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:38:39,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:39,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:39,356 INFO L87 Difference]: Start difference. First operand 1859 states and 2598 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:44,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:44,934 INFO L93 Difference]: Finished difference Result 6942 states and 10376 transitions. [2021-12-07 01:38:44,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:38:44,934 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2021-12-07 01:38:44,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:44,963 INFO L225 Difference]: With dead ends: 6942 [2021-12-07 01:38:44,964 INFO L226 Difference]: Without dead ends: 5097 [2021-12-07 01:38:44,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 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 01:38:44,975 INFO L933 BasicCegarLoop]: 1461 mSDtfsCounter, 3208 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 2192 mSolverCounterSat, 1628 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3371 SdHoareTripleChecker+Valid, 3692 SdHoareTripleChecker+Invalid, 3820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1628 IncrementalHoareTripleChecker+Valid, 2192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:44,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3371 Valid, 3692 Invalid, 3820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1628 Valid, 2192 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2021-12-07 01:38:44,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5097 states. [2021-12-07 01:38:45,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5097 to 4246. [2021-12-07 01:38:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4246 states, 3099 states have (on average 1.3262342691190707) internal successors, (4110), 3132 states have internal predecessors, (4110), 851 states have call successors, (851), 220 states have call predecessors, (851), 295 states have return successors, (1211), 909 states have call predecessors, (1211), 845 states have call successors, (1211) [2021-12-07 01:38:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 4246 states and 6172 transitions. [2021-12-07 01:38:45,170 INFO L78 Accepts]: Start accepts. Automaton has 4246 states and 6172 transitions. Word has length 38 [2021-12-07 01:38:45,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:45,170 INFO L470 AbstractCegarLoop]: Abstraction has 4246 states and 6172 transitions. [2021-12-07 01:38:45,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 4246 states and 6172 transitions. [2021-12-07 01:38:45,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-07 01:38:45,172 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:45,172 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:45,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:38:45,173 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:45,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:45,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1896633318, now seen corresponding path program 1 times [2021-12-07 01:38:45,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:38:45,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957255959] [2021-12-07 01:38:45,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:45,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:38:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:45,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:38:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:45,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:38:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:45,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:38:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:38:45,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:38:45,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957255959] [2021-12-07 01:38:45,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957255959] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:45,345 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:45,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:45,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454613051] [2021-12-07 01:38:45,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:45,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:45,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:38:45,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:45,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:45,346 INFO L87 Difference]: Start difference. First operand 4246 states and 6172 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:49,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:49,102 INFO L93 Difference]: Finished difference Result 5088 states and 7602 transitions. [2021-12-07 01:38:49,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:38:49,102 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 39 [2021-12-07 01:38:49,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:49,127 INFO L225 Difference]: With dead ends: 5088 [2021-12-07 01:38:49,128 INFO L226 Difference]: Without dead ends: 5085 [2021-12-07 01:38:49,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:38:49,131 INFO L933 BasicCegarLoop]: 1175 mSDtfsCounter, 2200 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 1073 mSolverCounterSat, 1006 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 2164 SdHoareTripleChecker+Invalid, 2079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1006 IncrementalHoareTripleChecker+Valid, 1073 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:49,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2325 Valid, 2164 Invalid, 2079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1006 Valid, 1073 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2021-12-07 01:38:49,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5085 states. [2021-12-07 01:38:49,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5085 to 4245. [2021-12-07 01:38:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4245 states, 3099 states have (on average 1.3259115843820588) internal successors, (4109), 3131 states have internal predecessors, (4109), 850 states have call successors, (850), 220 states have call predecessors, (850), 295 states have return successors, (1211), 909 states have call predecessors, (1211), 845 states have call successors, (1211) [2021-12-07 01:38:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 4245 states and 6170 transitions. [2021-12-07 01:38:49,327 INFO L78 Accepts]: Start accepts. Automaton has 4245 states and 6170 transitions. Word has length 39 [2021-12-07 01:38:49,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:49,327 INFO L470 AbstractCegarLoop]: Abstraction has 4245 states and 6170 transitions. [2021-12-07 01:38:49,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 4245 states and 6170 transitions. [2021-12-07 01:38:49,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-12-07 01:38:49,329 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:49,329 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:49,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 01:38:49,330 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:49,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:49,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1333415799, now seen corresponding path program 1 times [2021-12-07 01:38:49,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:38:49,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302641017] [2021-12-07 01:38:49,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:49,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:38:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:49,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:38:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:49,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:38:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:49,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:38:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:38:49,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:38:49,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302641017] [2021-12-07 01:38:49,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302641017] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:49,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:49,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:49,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955813517] [2021-12-07 01:38:49,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:49,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:49,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:38:49,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:49,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:49,471 INFO L87 Difference]: Start difference. First operand 4245 states and 6170 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:53,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:53,410 INFO L93 Difference]: Finished difference Result 5087 states and 7600 transitions. [2021-12-07 01:38:53,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:38:53,410 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 40 [2021-12-07 01:38:53,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:53,446 INFO L225 Difference]: With dead ends: 5087 [2021-12-07 01:38:53,446 INFO L226 Difference]: Without dead ends: 5084 [2021-12-07 01:38:53,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:38:53,449 INFO L933 BasicCegarLoop]: 1179 mSDtfsCounter, 2184 mSDsluCounter, 1002 mSDsCounter, 0 mSdLazyCounter, 1073 mSolverCounterSat, 994 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2309 SdHoareTripleChecker+Valid, 2181 SdHoareTripleChecker+Invalid, 2067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 994 IncrementalHoareTripleChecker+Valid, 1073 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:53,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2309 Valid, 2181 Invalid, 2067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [994 Valid, 1073 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2021-12-07 01:38:53,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2021-12-07 01:38:53,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 4244. [2021-12-07 01:38:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4244 states, 3099 states have (on average 1.325588899645047) internal successors, (4108), 3130 states have internal predecessors, (4108), 849 states have call successors, (849), 220 states have call predecessors, (849), 295 states have return successors, (1211), 909 states have call predecessors, (1211), 845 states have call successors, (1211) [2021-12-07 01:38:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 4244 states and 6168 transitions. [2021-12-07 01:38:53,636 INFO L78 Accepts]: Start accepts. Automaton has 4244 states and 6168 transitions. Word has length 40 [2021-12-07 01:38:53,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:53,637 INFO L470 AbstractCegarLoop]: Abstraction has 4244 states and 6168 transitions. [2021-12-07 01:38:53,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:38:53,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4244 states and 6168 transitions. [2021-12-07 01:38:53,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-07 01:38:53,638 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:53,638 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:53,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 01:38:53,638 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:53,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:53,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1614271811, now seen corresponding path program 1 times [2021-12-07 01:38:53,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:38:53,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018375006] [2021-12-07 01:38:53,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:53,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:38:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:53,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:38:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:53,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:38:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:53,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:38:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:38:53,785 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:38:53,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018375006] [2021-12-07 01:38:53,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018375006] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:53,786 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:53,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:53,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132088988] [2021-12-07 01:38:53,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:53,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:53,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:38:53,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:53,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:53,787 INFO L87 Difference]: Start difference. First operand 4244 states and 6168 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:39:00,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:39:00,013 INFO L93 Difference]: Finished difference Result 14347 states and 21990 transitions. [2021-12-07 01:39:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:39:00,014 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 41 [2021-12-07 01:39:00,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:39:00,070 INFO L225 Difference]: With dead ends: 14347 [2021-12-07 01:39:00,070 INFO L226 Difference]: Without dead ends: 10117 [2021-12-07 01:39:00,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 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 01:39:00,090 INFO L933 BasicCegarLoop]: 1399 mSDtfsCounter, 3135 mSDsluCounter, 2268 mSDsCounter, 0 mSdLazyCounter, 2075 mSolverCounterSat, 1608 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3298 SdHoareTripleChecker+Valid, 3667 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1608 IncrementalHoareTripleChecker+Valid, 2075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-07 01:39:00,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3298 Valid, 3667 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1608 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-07 01:39:00,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10117 states. [2021-12-07 01:39:00,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10117 to 8695. [2021-12-07 01:39:00,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8695 states, 6351 states have (on average 1.3254605573925367) internal successors, (8418), 6411 states have internal predecessors, (8418), 1726 states have call successors, (1726), 435 states have call predecessors, (1726), 617 states have return successors, (2913), 1880 states have call predecessors, (2913), 1719 states have call successors, (2913) [2021-12-07 01:39:00,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8695 states to 8695 states and 13057 transitions. [2021-12-07 01:39:00,506 INFO L78 Accepts]: Start accepts. Automaton has 8695 states and 13057 transitions. Word has length 41 [2021-12-07 01:39:00,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:39:00,506 INFO L470 AbstractCegarLoop]: Abstraction has 8695 states and 13057 transitions. [2021-12-07 01:39:00,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:39:00,507 INFO L276 IsEmpty]: Start isEmpty. Operand 8695 states and 13057 transitions. [2021-12-07 01:39:00,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-12-07 01:39:00,508 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:39:00,508 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:39:00,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 01:39:00,509 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:39:00,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:39:00,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1496697658, now seen corresponding path program 1 times [2021-12-07 01:39:00,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:39:00,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916436610] [2021-12-07 01:39:00,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:39:00,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:39:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:00,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:39:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:00,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:39:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:39:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:39:00,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:39:00,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916436610] [2021-12-07 01:39:00,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916436610] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:39:00,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:39:00,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:39:00,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85282625] [2021-12-07 01:39:00,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:39:00,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:39:00,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:39:00,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:39:00,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:39:00,693 INFO L87 Difference]: Start difference. First operand 8695 states and 13057 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:39:04,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:39:04,447 INFO L93 Difference]: Finished difference Result 10085 states and 15441 transitions. [2021-12-07 01:39:04,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:39:04,448 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 42 [2021-12-07 01:39:04,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:39:04,481 INFO L225 Difference]: With dead ends: 10085 [2021-12-07 01:39:04,482 INFO L226 Difference]: Without dead ends: 10073 [2021-12-07 01:39:04,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:39:04,486 INFO L933 BasicCegarLoop]: 1166 mSDtfsCounter, 2197 mSDsluCounter, 988 mSDsCounter, 0 mSdLazyCounter, 1070 mSolverCounterSat, 1006 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 2076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1006 IncrementalHoareTripleChecker+Valid, 1070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:39:04,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2323 Valid, 2154 Invalid, 2076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1006 Valid, 1070 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-12-07 01:39:04,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10073 states. [2021-12-07 01:39:04,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10073 to 8685. [2021-12-07 01:39:04,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8685 states, 6342 states have (on average 1.325291706086408) internal successors, (8405), 6401 states have internal predecessors, (8405), 1725 states have call successors, (1725), 435 states have call predecessors, (1725), 617 states have return successors, (2913), 1880 states have call predecessors, (2913), 1719 states have call successors, (2913) [2021-12-07 01:39:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8685 states to 8685 states and 13043 transitions. [2021-12-07 01:39:04,879 INFO L78 Accepts]: Start accepts. Automaton has 8685 states and 13043 transitions. Word has length 42 [2021-12-07 01:39:04,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:39:04,879 INFO L470 AbstractCegarLoop]: Abstraction has 8685 states and 13043 transitions. [2021-12-07 01:39:04,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:39:04,879 INFO L276 IsEmpty]: Start isEmpty. Operand 8685 states and 13043 transitions. [2021-12-07 01:39:04,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-12-07 01:39:04,884 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:39:04,884 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-07 01:39:04,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 01:39:04,884 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:39:04,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:39:04,884 INFO L85 PathProgramCache]: Analyzing trace with hash -778756527, now seen corresponding path program 1 times [2021-12-07 01:39:04,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:39:04,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183682386] [2021-12-07 01:39:04,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:39:04,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:39:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:04,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:39:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:04,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:39:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:04,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:39:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:04,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-07 01:39:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:05,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-07 01:39:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:05,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-07 01:39:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:05,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:05,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:39:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:05,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 01:39:05,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:39:05,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183682386] [2021-12-07 01:39:05,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183682386] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:39:05,034 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:39:05,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:39:05,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858986099] [2021-12-07 01:39:05,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:39:05,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:39:05,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:39:05,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:39:05,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:39:05,035 INFO L87 Difference]: Start difference. First operand 8685 states and 13043 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-07 01:39:10,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:39:10,121 INFO L93 Difference]: Finished difference Result 21527 states and 33496 transitions. [2021-12-07 01:39:10,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 01:39:10,122 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 88 [2021-12-07 01:39:10,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:39:10,166 INFO L225 Difference]: With dead ends: 21527 [2021-12-07 01:39:10,167 INFO L226 Difference]: Without dead ends: 12856 [2021-12-07 01:39:10,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-12-07 01:39:10,196 INFO L933 BasicCegarLoop]: 1262 mSDtfsCounter, 2761 mSDsluCounter, 2850 mSDsCounter, 0 mSdLazyCounter, 2395 mSolverCounterSat, 1852 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2885 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 4247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1852 IncrementalHoareTripleChecker+Valid, 2395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-12-07 01:39:10,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2885 Valid, 4112 Invalid, 4247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1852 Valid, 2395 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-12-07 01:39:10,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12856 states. [2021-12-07 01:39:10,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12856 to 10655. [2021-12-07 01:39:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10655 states, 7772 states have (on average 1.3117601646937724) internal successors, (10195), 7825 states have internal predecessors, (10195), 2063 states have call successors, (2063), 437 states have call predecessors, (2063), 819 states have return successors, (4329), 2428 states have call predecessors, (4329), 2057 states have call successors, (4329) [2021-12-07 01:39:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10655 states to 10655 states and 16587 transitions. [2021-12-07 01:39:10,698 INFO L78 Accepts]: Start accepts. Automaton has 10655 states and 16587 transitions. Word has length 88 [2021-12-07 01:39:10,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:39:10,699 INFO L470 AbstractCegarLoop]: Abstraction has 10655 states and 16587 transitions. [2021-12-07 01:39:10,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-07 01:39:10,699 INFO L276 IsEmpty]: Start isEmpty. Operand 10655 states and 16587 transitions. [2021-12-07 01:39:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-07 01:39:10,705 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:39:10,705 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-07 01:39:10,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-07 01:39:10,705 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:39:10,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:39:10,706 INFO L85 PathProgramCache]: Analyzing trace with hash 134284687, now seen corresponding path program 1 times [2021-12-07 01:39:10,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:39:10,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564406860] [2021-12-07 01:39:10,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:39:10,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:39:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:39:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:39:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:39:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-07 01:39:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-07 01:39:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-07 01:39:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 01:39:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-07 01:39:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-07 01:39:10,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:39:10,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564406860] [2021-12-07 01:39:10,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564406860] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:39:10,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:39:10,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:39:10,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608138721] [2021-12-07 01:39:10,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:39:10,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:39:10,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:39:10,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:39:10,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:39:10,925 INFO L87 Difference]: Start difference. First operand 10655 states and 16587 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-12-07 01:39:20,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:39:20,709 INFO L93 Difference]: Finished difference Result 35944 states and 56745 transitions. [2021-12-07 01:39:20,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-07 01:39:20,710 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 107 [2021-12-07 01:39:20,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:39:20,805 INFO L225 Difference]: With dead ends: 35944 [2021-12-07 01:39:20,805 INFO L226 Difference]: Without dead ends: 25311 [2021-12-07 01:39:20,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2021-12-07 01:39:20,840 INFO L933 BasicCegarLoop]: 2135 mSDtfsCounter, 4315 mSDsluCounter, 4113 mSDsCounter, 0 mSdLazyCounter, 3971 mSolverCounterSat, 3518 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4494 SdHoareTripleChecker+Valid, 6248 SdHoareTripleChecker+Invalid, 7489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3518 IncrementalHoareTripleChecker+Valid, 3971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2021-12-07 01:39:20,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4494 Valid, 6248 Invalid, 7489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3518 Valid, 3971 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2021-12-07 01:39:20,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25311 states. [2021-12-07 01:39:21,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25311 to 20937. [2021-12-07 01:39:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20937 states, 15252 states have (on average 1.3081563073695253) internal successors, (19952), 15355 states have internal predecessors, (19952), 4053 states have call successors, (4053), 865 states have call predecessors, (4053), 1631 states have return successors, (8423), 4788 states have call predecessors, (8423), 4047 states have call successors, (8423) [2021-12-07 01:39:21,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20937 states to 20937 states and 32428 transitions. [2021-12-07 01:39:21,805 INFO L78 Accepts]: Start accepts. Automaton has 20937 states and 32428 transitions. Word has length 107 [2021-12-07 01:39:21,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:39:21,805 INFO L470 AbstractCegarLoop]: Abstraction has 20937 states and 32428 transitions. [2021-12-07 01:39:21,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-12-07 01:39:21,805 INFO L276 IsEmpty]: Start isEmpty. Operand 20937 states and 32428 transitions. [2021-12-07 01:39:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-12-07 01:39:21,812 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:39:21,812 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-07 01:39:21,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-07 01:39:21,812 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:39:21,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:39:21,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1137845178, now seen corresponding path program 1 times [2021-12-07 01:39:21,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:39:21,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722658976] [2021-12-07 01:39:21,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:39:21,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:39:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:21,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:39:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:21,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:39:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:21,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:39:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-07 01:39:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 01:39:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-07 01:39:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-07 01:39:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-07 01:39:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:39:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:22,085 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-12-07 01:39:22,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:39:22,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722658976] [2021-12-07 01:39:22,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722658976] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:39:22,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:39:22,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 01:39:22,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539483705] [2021-12-07 01:39:22,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:39:22,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:39:22,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:39:22,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:39:22,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:39:22,087 INFO L87 Difference]: Start difference. First operand 20937 states and 32428 transitions. Second operand has 8 states, 8 states have (on average 11.375) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-07 01:39:34,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:39:34,219 INFO L93 Difference]: Finished difference Result 61259 states and 96621 transitions. [2021-12-07 01:39:34,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-07 01:39:34,220 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 132 [2021-12-07 01:39:34,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:39:34,369 INFO L225 Difference]: With dead ends: 61259 [2021-12-07 01:39:34,369 INFO L226 Difference]: Without dead ends: 40344 [2021-12-07 01:39:34,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=117, Invalid=263, Unknown=0, NotChecked=0, Total=380 [2021-12-07 01:39:34,431 INFO L933 BasicCegarLoop]: 2244 mSDtfsCounter, 3884 mSDsluCounter, 5112 mSDsCounter, 0 mSdLazyCounter, 5224 mSolverCounterSat, 2745 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4096 SdHoareTripleChecker+Valid, 7356 SdHoareTripleChecker+Invalid, 7969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2745 IncrementalHoareTripleChecker+Valid, 5224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:39:34,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4096 Valid, 7356 Invalid, 7969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2745 Valid, 5224 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2021-12-07 01:39:34,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40344 states. [2021-12-07 01:39:36,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40344 to 31339. [2021-12-07 01:39:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31339 states, 22816 states have (on average 1.3071967040673211) internal successors, (29825), 22981 states have internal predecessors, (29825), 6055 states have call successors, (6055), 1293 states have call predecessors, (6055), 2467 states have return successors, (12553), 7172 states have call predecessors, (12553), 6049 states have call successors, (12553) [2021-12-07 01:39:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31339 states to 31339 states and 48433 transitions. [2021-12-07 01:39:36,187 INFO L78 Accepts]: Start accepts. Automaton has 31339 states and 48433 transitions. Word has length 132 [2021-12-07 01:39:36,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:39:36,187 INFO L470 AbstractCegarLoop]: Abstraction has 31339 states and 48433 transitions. [2021-12-07 01:39:36,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-07 01:39:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 31339 states and 48433 transitions. [2021-12-07 01:39:36,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-12-07 01:39:36,195 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:39:36,195 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-12-07 01:39:36,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-07 01:39:36,195 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:39:36,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:39:36,196 INFO L85 PathProgramCache]: Analyzing trace with hash -98138694, now seen corresponding path program 1 times [2021-12-07 01:39:36,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:39:36,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506574738] [2021-12-07 01:39:36,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:39:36,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:39:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:39:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:39:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:39:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-07 01:39:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-07 01:39:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:39:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:39:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-07 01:39:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-07 01:39:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-07 01:39:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 01:39:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:36,495 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 01:39:36,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:39:36,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506574738] [2021-12-07 01:39:36,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506574738] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:39:36,495 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:39:36,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-07 01:39:36,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671958787] [2021-12-07 01:39:36,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:39:36,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-07 01:39:36,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:39:36,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-07 01:39:36,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-12-07 01:39:36,496 INFO L87 Difference]: Start difference. First operand 31339 states and 48433 transitions. Second operand has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (19), 9 states have call predecessors, (19), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-07 01:40:00,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:40:00,180 INFO L93 Difference]: Finished difference Result 114846 states and 200732 transitions. [2021-12-07 01:40:00,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-12-07 01:40:00,180 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (19), 9 states have call predecessors, (19), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 139 [2021-12-07 01:40:00,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:40:00,547 INFO L225 Difference]: With dead ends: 114846 [2021-12-07 01:40:00,547 INFO L226 Difference]: Without dead ends: 83529 [2021-12-07 01:40:00,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=443, Invalid=1537, Unknown=0, NotChecked=0, Total=1980 [2021-12-07 01:40:00,658 INFO L933 BasicCegarLoop]: 2448 mSDtfsCounter, 7682 mSDsluCounter, 10842 mSDsCounter, 0 mSdLazyCounter, 13177 mSolverCounterSat, 8028 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7894 SdHoareTripleChecker+Valid, 13290 SdHoareTripleChecker+Invalid, 21205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8028 IncrementalHoareTripleChecker+Valid, 13177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:40:00,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7894 Valid, 13290 Invalid, 21205 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8028 Valid, 13177 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2021-12-07 01:40:00,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83529 states. [2021-12-07 01:40:03,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83529 to 34197. [2021-12-07 01:40:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34197 states, 24724 states have (on average 1.3036320983659602) internal successors, (32231), 24799 states have internal predecessors, (32231), 6865 states have call successors, (6865), 1293 states have call predecessors, (6865), 2607 states have return successors, (14493), 8224 states have call predecessors, (14493), 6859 states have call successors, (14493) [2021-12-07 01:40:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34197 states to 34197 states and 53589 transitions. [2021-12-07 01:40:03,791 INFO L78 Accepts]: Start accepts. Automaton has 34197 states and 53589 transitions. Word has length 139 [2021-12-07 01:40:03,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:40:03,791 INFO L470 AbstractCegarLoop]: Abstraction has 34197 states and 53589 transitions. [2021-12-07 01:40:03,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (19), 9 states have call predecessors, (19), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-07 01:40:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 34197 states and 53589 transitions. [2021-12-07 01:40:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-12-07 01:40:03,797 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:40:03,797 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-12-07 01:40:03,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-07 01:40:03,798 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:40:03,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:40:03,798 INFO L85 PathProgramCache]: Analyzing trace with hash -2075886927, now seen corresponding path program 1 times [2021-12-07 01:40:03,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:40:03,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18289048] [2021-12-07 01:40:03,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:40:03,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:40:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:03,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:03,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:40:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:03,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:40:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:03,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-07 01:40:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:03,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 01:40:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-07 01:40:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 01:40:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-07 01:40:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-07 01:40:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-07 01:40:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:40:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 01:40:04,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:40:04,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18289048] [2021-12-07 01:40:04,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18289048] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:40:04,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:40:04,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-07 01:40:04,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012516072] [2021-12-07 01:40:04,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:40:04,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-07 01:40:04,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:40:04,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-07 01:40:04,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-12-07 01:40:04,078 INFO L87 Difference]: Start difference. First operand 34197 states and 53589 transitions. Second operand has 12 states, 12 states have (on average 8.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (19), 9 states have call predecessors, (19), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-07 01:40:29,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:40:29,638 INFO L93 Difference]: Finished difference Result 117760 states and 205960 transitions. [2021-12-07 01:40:29,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-12-07 01:40:29,639 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (19), 9 states have call predecessors, (19), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 143 [2021-12-07 01:40:29,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:40:30,053 INFO L225 Difference]: With dead ends: 117760 [2021-12-07 01:40:30,054 INFO L226 Difference]: Without dead ends: 83585 [2021-12-07 01:40:30,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=443, Invalid=1537, Unknown=0, NotChecked=0, Total=1980 [2021-12-07 01:40:30,166 INFO L933 BasicCegarLoop]: 2339 mSDtfsCounter, 7527 mSDsluCounter, 11701 mSDsCounter, 0 mSdLazyCounter, 14381 mSolverCounterSat, 7865 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7732 SdHoareTripleChecker+Valid, 14040 SdHoareTripleChecker+Invalid, 22246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7865 IncrementalHoareTripleChecker+Valid, 14381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:40:30,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7732 Valid, 14040 Invalid, 22246 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7865 Valid, 14381 Invalid, 0 Unknown, 0 Unchecked, 20.0s Time] [2021-12-07 01:40:30,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83585 states. [2021-12-07 01:40:33,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83585 to 34197. [2021-12-07 01:40:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34197 states, 24724 states have (on average 1.3036320983659602) internal successors, (32231), 24799 states have internal predecessors, (32231), 6865 states have call successors, (6865), 1293 states have call predecessors, (6865), 2607 states have return successors, (14493), 8224 states have call predecessors, (14493), 6859 states have call successors, (14493) [2021-12-07 01:40:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34197 states to 34197 states and 53589 transitions. [2021-12-07 01:40:33,430 INFO L78 Accepts]: Start accepts. Automaton has 34197 states and 53589 transitions. Word has length 143 [2021-12-07 01:40:33,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:40:33,430 INFO L470 AbstractCegarLoop]: Abstraction has 34197 states and 53589 transitions. [2021-12-07 01:40:33,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (19), 9 states have call predecessors, (19), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-07 01:40:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 34197 states and 53589 transitions. [2021-12-07 01:40:33,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-07 01:40:33,435 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:40:33,435 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:40:33,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-07 01:40:33,435 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:40:33,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:40:33,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1955873626, now seen corresponding path program 1 times [2021-12-07 01:40:33,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:40:33,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678281232] [2021-12-07 01:40:33,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:40:33,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:40:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:40:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:40:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-07 01:40:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 01:40:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-07 01:40:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:40:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 01:40:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:40:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-07 01:40:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-07 01:40:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-07 01:40:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-07 01:40:33,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:40:33,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678281232] [2021-12-07 01:40:33,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678281232] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:40:33,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997747139] [2021-12-07 01:40:33,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:40:33,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:40:33,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:40:33,838 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:40:33,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-07 01:40:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:34,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 3499 conjuncts, 47 conjunts are in the unsatisfiable core [2021-12-07 01:40:34,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:40:34,626 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-07 01:40:34,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:40:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-12-07 01:40:35,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997747139] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:40:35,074 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 01:40:35,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 27 [2021-12-07 01:40:35,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8856754] [2021-12-07 01:40:35,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 01:40:35,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-12-07 01:40:35,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:40:35,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-12-07 01:40:35,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2021-12-07 01:40:35,076 INFO L87 Difference]: Start difference. First operand 34197 states and 53589 transitions. Second operand has 27 states, 27 states have (on average 6.222222222222222) internal successors, (168), 14 states have internal predecessors, (168), 4 states have call successors, (44), 8 states have call predecessors, (44), 9 states have return successors, (36), 11 states have call predecessors, (36), 4 states have call successors, (36) [2021-12-07 01:40:52,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:40:52,320 INFO L93 Difference]: Finished difference Result 82336 states and 141569 transitions. [2021-12-07 01:40:52,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-07 01:40:52,321 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 6.222222222222222) internal successors, (168), 14 states have internal predecessors, (168), 4 states have call successors, (44), 8 states have call predecessors, (44), 9 states have return successors, (36), 11 states have call predecessors, (36), 4 states have call successors, (36) Word has length 169 [2021-12-07 01:40:52,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:40:52,512 INFO L225 Difference]: With dead ends: 82336 [2021-12-07 01:40:52,512 INFO L226 Difference]: Without dead ends: 48113 [2021-12-07 01:40:52,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=195, Invalid=1287, Unknown=0, NotChecked=0, Total=1482 [2021-12-07 01:40:52,648 INFO L933 BasicCegarLoop]: 1151 mSDtfsCounter, 1779 mSDsluCounter, 15147 mSDsCounter, 0 mSdLazyCounter, 7804 mSolverCounterSat, 1213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 16298 SdHoareTripleChecker+Invalid, 9017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1213 IncrementalHoareTripleChecker+Valid, 7804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2021-12-07 01:40:52,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1890 Valid, 16298 Invalid, 9017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1213 Valid, 7804 Invalid, 0 Unknown, 0 Unchecked, 13.7s Time] [2021-12-07 01:40:52,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48113 states. [2021-12-07 01:40:54,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48113 to 34533. [2021-12-07 01:40:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34533 states, 24964 states have (on average 1.3007130267585323) internal successors, (32471), 25039 states have internal predecessors, (32471), 6889 states have call successors, (6889), 1293 states have call predecessors, (6889), 2679 states have return successors, (14877), 8320 states have call predecessors, (14877), 6883 states have call successors, (14877) [2021-12-07 01:40:55,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34533 states to 34533 states and 54237 transitions. [2021-12-07 01:40:55,055 INFO L78 Accepts]: Start accepts. Automaton has 34533 states and 54237 transitions. Word has length 169 [2021-12-07 01:40:55,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:40:55,056 INFO L470 AbstractCegarLoop]: Abstraction has 34533 states and 54237 transitions. [2021-12-07 01:40:55,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 6.222222222222222) internal successors, (168), 14 states have internal predecessors, (168), 4 states have call successors, (44), 8 states have call predecessors, (44), 9 states have return successors, (36), 11 states have call predecessors, (36), 4 states have call successors, (36) [2021-12-07 01:40:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 34533 states and 54237 transitions. [2021-12-07 01:40:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-12-07 01:40:55,061 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:40:55,061 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:40:55,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:40:55,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-07 01:40:55,263 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:40:55,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:40:55,264 INFO L85 PathProgramCache]: Analyzing trace with hash -687258362, now seen corresponding path program 1 times [2021-12-07 01:40:55,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:40:55,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565145136] [2021-12-07 01:40:55,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:40:55,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:40:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:40:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:40:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-07 01:40:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 01:40:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-07 01:40:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-07 01:40:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:40:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:40:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-07 01:40:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-07 01:40:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-07 01:40:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-12-07 01:40:55,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:40:55,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565145136] [2021-12-07 01:40:55,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565145136] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:40:55,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:40:55,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-07 01:40:55,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282666900] [2021-12-07 01:40:55,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:40:55,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 01:40:55,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:40:55,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 01:40:55,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-12-07 01:40:55,685 INFO L87 Difference]: Start difference. First operand 34533 states and 54237 transitions. Second operand has 10 states, 10 states have (on average 10.8) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (20), 8 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 01:41:05,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:05,944 INFO L93 Difference]: Finished difference Result 82576 states and 141485 transitions. [2021-12-07 01:41:05,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 01:41:05,945 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (20), 8 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 181 [2021-12-07 01:41:05,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:06,176 INFO L225 Difference]: With dead ends: 82576 [2021-12-07 01:41:06,176 INFO L226 Difference]: Without dead ends: 48065 [2021-12-07 01:41:06,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-12-07 01:41:06,301 INFO L933 BasicCegarLoop]: 1171 mSDtfsCounter, 2080 mSDsluCounter, 3935 mSDsCounter, 0 mSdLazyCounter, 2549 mSolverCounterSat, 1485 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2190 SdHoareTripleChecker+Valid, 5106 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1485 IncrementalHoareTripleChecker+Valid, 2549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:06,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2190 Valid, 5106 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1485 Valid, 2549 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2021-12-07 01:41:06,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48065 states. [2021-12-07 01:41:08,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48065 to 34581. [2021-12-07 01:41:08,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34581 states, 25012 states have (on average 1.3001359347513193) internal successors, (32519), 25087 states have internal predecessors, (32519), 6889 states have call successors, (6889), 1293 states have call predecessors, (6889), 2679 states have return successors, (14877), 8320 states have call predecessors, (14877), 6883 states have call successors, (14877) [2021-12-07 01:41:08,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34581 states to 34581 states and 54285 transitions. [2021-12-07 01:41:08,926 INFO L78 Accepts]: Start accepts. Automaton has 34581 states and 54285 transitions. Word has length 181 [2021-12-07 01:41:08,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:08,927 INFO L470 AbstractCegarLoop]: Abstraction has 34581 states and 54285 transitions. [2021-12-07 01:41:08,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (20), 8 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 01:41:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 34581 states and 54285 transitions. [2021-12-07 01:41:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-12-07 01:41:08,932 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:08,932 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:08,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-07 01:41:08,932 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:08,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:08,933 INFO L85 PathProgramCache]: Analyzing trace with hash 2075913859, now seen corresponding path program 1 times [2021-12-07 01:41:08,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:08,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523933298] [2021-12-07 01:41:08,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:08,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:41:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:41:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-07 01:41:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:09,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:41:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:41:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 01:41:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:41:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-07 01:41:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-07 01:41:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 01:41:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:09,538 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-12-07 01:41:09,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:09,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523933298] [2021-12-07 01:41:09,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523933298] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:41:09,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090939142] [2021-12-07 01:41:09,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:09,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:09,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:41:09,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:41:09,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 01:41:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:10,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 3575 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 01:41:10,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:41:10,228 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-12-07 01:41:10,228 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:41:10,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090939142] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:10,229 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:41:10,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17] total 19 [2021-12-07 01:41:10,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397393462] [2021-12-07 01:41:10,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:10,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:41:10,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:10,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:41:10,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-12-07 01:41:10,230 INFO L87 Difference]: Start difference. First operand 34581 states and 54285 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-07 01:41:12,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:12,373 INFO L93 Difference]: Finished difference Result 68952 states and 115687 transitions. [2021-12-07 01:41:12,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:41:12,373 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 188 [2021-12-07 01:41:12,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:12,493 INFO L225 Difference]: With dead ends: 68952 [2021-12-07 01:41:12,493 INFO L226 Difference]: Without dead ends: 34342 [2021-12-07 01:41:12,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2021-12-07 01:41:12,611 INFO L933 BasicCegarLoop]: 1311 mSDtfsCounter, 2 mSDsluCounter, 2619 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3930 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:12,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 3930 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:41:12,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34342 states. [2021-12-07 01:41:14,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34342 to 34330. [2021-12-07 01:41:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34330 states, 24833 states have (on average 1.2984335360206176) internal successors, (32244), 24896 states have internal predecessors, (32244), 6829 states have call successors, (6829), 1293 states have call predecessors, (6829), 2667 states have return successors, (14793), 8260 states have call predecessors, (14793), 6823 states have call successors, (14793) [2021-12-07 01:41:15,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34330 states to 34330 states and 53866 transitions. [2021-12-07 01:41:15,024 INFO L78 Accepts]: Start accepts. Automaton has 34330 states and 53866 transitions. Word has length 188 [2021-12-07 01:41:15,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:15,024 INFO L470 AbstractCegarLoop]: Abstraction has 34330 states and 53866 transitions. [2021-12-07 01:41:15,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-07 01:41:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 34330 states and 53866 transitions. [2021-12-07 01:41:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-12-07 01:41:15,030 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:15,030 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:15,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-07 01:41:15,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-07 01:41:15,232 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:15,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:15,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1278455055, now seen corresponding path program 1 times [2021-12-07 01:41:15,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:15,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930996494] [2021-12-07 01:41:15,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:15,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:41:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 01:41:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-07 01:41:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:41:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:15,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:41:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-07 01:41:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:41:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-07 01:41:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 01:41:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-07 01:41:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:15,693 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-12-07 01:41:15,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:15,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930996494] [2021-12-07 01:41:15,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930996494] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:15,693 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:15,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-07 01:41:15,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560643946] [2021-12-07 01:41:15,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:15,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 01:41:15,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:15,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 01:41:15,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:41:15,695 INFO L87 Difference]: Start difference. First operand 34330 states and 53866 transitions. Second operand has 11 states, 11 states have (on average 10.545454545454545) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (21), 8 states have call predecessors, (21), 3 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-07 01:41:25,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:25,539 INFO L93 Difference]: Finished difference Result 81854 states and 137338 transitions. [2021-12-07 01:41:25,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 01:41:25,541 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.545454545454545) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (21), 8 states have call predecessors, (21), 3 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 195 [2021-12-07 01:41:25,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:25,729 INFO L225 Difference]: With dead ends: 81854 [2021-12-07 01:41:25,729 INFO L226 Difference]: Without dead ends: 47547 [2021-12-07 01:41:25,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2021-12-07 01:41:25,868 INFO L933 BasicCegarLoop]: 1150 mSDtfsCounter, 1846 mSDsluCounter, 4296 mSDsCounter, 0 mSdLazyCounter, 2602 mSolverCounterSat, 1261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 5446 SdHoareTripleChecker+Invalid, 3863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1261 IncrementalHoareTripleChecker+Valid, 2602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:25,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1949 Valid, 5446 Invalid, 3863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1261 Valid, 2602 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2021-12-07 01:41:25,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47547 states. [2021-12-07 01:41:28,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47547 to 34450. [2021-12-07 01:41:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34450 states, 24929 states have (on average 1.298247021541177) internal successors, (32364), 24968 states have internal predecessors, (32364), 6853 states have call successors, (6853), 1293 states have call predecessors, (6853), 2667 states have return successors, (14817), 8308 states have call predecessors, (14817), 6847 states have call successors, (14817) [2021-12-07 01:41:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34450 states to 34450 states and 54034 transitions. [2021-12-07 01:41:28,336 INFO L78 Accepts]: Start accepts. Automaton has 34450 states and 54034 transitions. Word has length 195 [2021-12-07 01:41:28,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:28,337 INFO L470 AbstractCegarLoop]: Abstraction has 34450 states and 54034 transitions. [2021-12-07 01:41:28,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.545454545454545) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (21), 8 states have call predecessors, (21), 3 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-07 01:41:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 34450 states and 54034 transitions. [2021-12-07 01:41:28,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-12-07 01:41:28,342 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:28,342 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:28,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-07 01:41:28,342 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:28,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:28,342 INFO L85 PathProgramCache]: Analyzing trace with hash -776467870, now seen corresponding path program 2 times [2021-12-07 01:41:28,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:28,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057874127] [2021-12-07 01:41:28,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:28,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:41:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 01:41:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-07 01:41:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:41:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:41:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-07 01:41:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:41:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 01:41:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 01:41:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-07 01:41:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:28,730 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-12-07 01:41:28,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:28,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057874127] [2021-12-07 01:41:28,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057874127] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:41:28,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78451445] [2021-12-07 01:41:28,731 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:41:28,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:28,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:41:28,732 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:41:28,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 01:41:29,356 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 01:41:29,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:41:29,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 3642 conjuncts, 33 conjunts are in the unsatisfiable core [2021-12-07 01:41:29,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:41:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-12-07 01:41:29,540 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:41:29,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78451445] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:29,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:41:29,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 12 [2021-12-07 01:41:29,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448448353] [2021-12-07 01:41:29,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:29,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:41:29,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:29,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:41:29,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-12-07 01:41:29,541 INFO L87 Difference]: Start difference. First operand 34450 states and 54034 transitions. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-07 01:41:31,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:31,633 INFO L93 Difference]: Finished difference Result 69093 states and 115587 transitions. [2021-12-07 01:41:31,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 01:41:31,634 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 201 [2021-12-07 01:41:31,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:31,777 INFO L225 Difference]: With dead ends: 69093 [2021-12-07 01:41:31,777 INFO L226 Difference]: Without dead ends: 34666 [2021-12-07 01:41:31,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 245 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-12-07 01:41:31,915 INFO L933 BasicCegarLoop]: 1318 mSDtfsCounter, 5 mSDsluCounter, 5263 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 6581 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:31,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 6581 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:41:31,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34666 states. [2021-12-07 01:41:34,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34666 to 34522. [2021-12-07 01:41:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34522 states, 25001 states have (on average 1.2973881044758209) internal successors, (32436), 25016 states have internal predecessors, (32436), 6853 states have call successors, (6853), 1293 states have call predecessors, (6853), 2667 states have return successors, (14817), 8332 states have call predecessors, (14817), 6847 states have call successors, (14817) [2021-12-07 01:41:34,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34522 states to 34522 states and 54106 transitions. [2021-12-07 01:41:34,188 INFO L78 Accepts]: Start accepts. Automaton has 34522 states and 54106 transitions. Word has length 201 [2021-12-07 01:41:34,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:34,189 INFO L470 AbstractCegarLoop]: Abstraction has 34522 states and 54106 transitions. [2021-12-07 01:41:34,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-07 01:41:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 34522 states and 54106 transitions. [2021-12-07 01:41:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-12-07 01:41:34,194 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:34,194 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:34,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-07 01:41:34,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-07 01:41:34,396 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:34,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:34,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1258161619, now seen corresponding path program 1 times [2021-12-07 01:41:34,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:34,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118821625] [2021-12-07 01:41:34,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:34,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:41:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 01:41:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-07 01:41:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:41:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:41:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-07 01:41:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:41:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 01:41:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-07 01:41:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-12-07 01:41:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-12-07 01:41:34,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:34,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118821625] [2021-12-07 01:41:34,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118821625] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:41:34,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729502647] [2021-12-07 01:41:34,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:34,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:34,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:41:34,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:41:34,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-07 01:41:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:35,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 3668 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 01:41:35,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:41:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-12-07 01:41:36,066 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:41:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-12-07 01:41:36,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729502647] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:41:36,324 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 01:41:36,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2021-12-07 01:41:36,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230460748] [2021-12-07 01:41:36,325 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 01:41:36,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-07 01:41:36,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:36,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-07 01:41:36,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2021-12-07 01:41:36,327 INFO L87 Difference]: Start difference. First operand 34522 states and 54106 transitions. Second operand has 16 states, 16 states have (on average 12.375) internal successors, (198), 10 states have internal predecessors, (198), 2 states have call successors, (55), 8 states have call predecessors, (55), 5 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-07 01:41:47,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:47,485 INFO L93 Difference]: Finished difference Result 82126 states and 140513 transitions. [2021-12-07 01:41:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 01:41:47,486 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 12.375) internal successors, (198), 10 states have internal predecessors, (198), 2 states have call successors, (55), 8 states have call predecessors, (55), 5 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 207 [2021-12-07 01:41:47,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:47,693 INFO L225 Difference]: With dead ends: 82126 [2021-12-07 01:41:47,693 INFO L226 Difference]: Without dead ends: 47574 [2021-12-07 01:41:47,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 479 GetRequests, 453 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=185, Invalid=517, Unknown=0, NotChecked=0, Total=702 [2021-12-07 01:41:47,849 INFO L933 BasicCegarLoop]: 1162 mSDtfsCounter, 1386 mSDsluCounter, 5436 mSDsCounter, 0 mSdLazyCounter, 3439 mSolverCounterSat, 860 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 6598 SdHoareTripleChecker+Invalid, 4299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 860 IncrementalHoareTripleChecker+Valid, 3439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:47,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 6598 Invalid, 4299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [860 Valid, 3439 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2021-12-07 01:41:47,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47574 states. [2021-12-07 01:41:50,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47574 to 34549. [2021-12-07 01:41:50,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34549 states, 25028 states have (on average 1.297067284641202) internal successors, (32463), 25043 states have internal predecessors, (32463), 6853 states have call successors, (6853), 1293 states have call predecessors, (6853), 2667 states have return successors, (14817), 8332 states have call predecessors, (14817), 6847 states have call successors, (14817) [2021-12-07 01:41:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34549 states to 34549 states and 54133 transitions. [2021-12-07 01:41:50,374 INFO L78 Accepts]: Start accepts. Automaton has 34549 states and 54133 transitions. Word has length 207 [2021-12-07 01:41:50,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:50,374 INFO L470 AbstractCegarLoop]: Abstraction has 34549 states and 54133 transitions. [2021-12-07 01:41:50,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.375) internal successors, (198), 10 states have internal predecessors, (198), 2 states have call successors, (55), 8 states have call predecessors, (55), 5 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-07 01:41:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 34549 states and 54133 transitions. [2021-12-07 01:41:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-12-07 01:41:50,379 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:50,380 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:50,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-07 01:41:50,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:50,582 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:50,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:50,583 INFO L85 PathProgramCache]: Analyzing trace with hash -799490523, now seen corresponding path program 3 times [2021-12-07 01:41:50,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:50,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433324761] [2021-12-07 01:41:50,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:50,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:41:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:41:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:41:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:41:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:41:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-07 01:41:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:50,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:41:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 01:41:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 01:41:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-07 01:41:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-12-07 01:41:51,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:51,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433324761] [2021-12-07 01:41:51,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433324761] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:41:51,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871402029] [2021-12-07 01:41:51,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 01:41:51,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:51,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:41:51,030 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:41:51,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-07 01:41:51,645 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 01:41:51,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:41:51,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 3096 conjuncts, 60 conjunts are in the unsatisfiable core [2021-12-07 01:41:51,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:41:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-12-07 01:41:52,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:41:52,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871402029] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:52,051 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:41:52,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [17] total 29 [2021-12-07 01:41:52,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60310658] [2021-12-07 01:41:52,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:52,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-07 01:41:52,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:52,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-07 01:41:52,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=746, Unknown=0, NotChecked=0, Total=812 [2021-12-07 01:41:52,053 INFO L87 Difference]: Start difference. First operand 34549 states and 54133 transitions. Second operand has 14 states, 13 states have (on average 9.23076923076923) internal successors, (120), 11 states have internal predecessors, (120), 4 states have call successors, (22), 2 states have call predecessors, (22), 5 states have return successors, (21), 6 states have call predecessors, (21), 4 states have call successors, (21) [2021-12-07 01:41:54,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:54,997 INFO L93 Difference]: Finished difference Result 70801 states and 119455 transitions. [2021-12-07 01:41:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-07 01:41:54,998 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.23076923076923) internal successors, (120), 11 states have internal predecessors, (120), 4 states have call successors, (22), 2 states have call predecessors, (22), 5 states have return successors, (21), 6 states have call predecessors, (21), 4 states have call successors, (21) Word has length 204 [2021-12-07 01:41:54,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:55,129 INFO L225 Difference]: With dead ends: 70801 [2021-12-07 01:41:55,129 INFO L226 Difference]: Without dead ends: 36278 [2021-12-07 01:41:55,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=138, Invalid=1668, Unknown=0, NotChecked=0, Total=1806 [2021-12-07 01:41:55,245 INFO L933 BasicCegarLoop]: 2666 mSDtfsCounter, 1506 mSDsluCounter, 27958 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 30624 SdHoareTripleChecker+Invalid, 560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:55,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1523 Valid, 30624 Invalid, 560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-07 01:41:55,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36278 states. [2021-12-07 01:41:57,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36278 to 36056. [2021-12-07 01:41:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36056 states, 26103 states have (on average 1.2958280657395702) internal successors, (33825), 26118 states have internal predecessors, (33825), 7249 states have call successors, (7249), 1293 states have call predecessors, (7249), 2703 states have return successors, (15979), 8764 states have call predecessors, (15979), 7243 states have call successors, (15979) [2021-12-07 01:41:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36056 states to 36056 states and 57053 transitions. [2021-12-07 01:41:57,654 INFO L78 Accepts]: Start accepts. Automaton has 36056 states and 57053 transitions. Word has length 204 [2021-12-07 01:41:57,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:57,654 INFO L470 AbstractCegarLoop]: Abstraction has 36056 states and 57053 transitions. [2021-12-07 01:41:57,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.23076923076923) internal successors, (120), 11 states have internal predecessors, (120), 4 states have call successors, (22), 2 states have call predecessors, (22), 5 states have return successors, (21), 6 states have call predecessors, (21), 4 states have call successors, (21) [2021-12-07 01:41:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 36056 states and 57053 transitions. [2021-12-07 01:41:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-12-07 01:41:57,660 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:57,660 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:57,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-07 01:41:57,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:57,863 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:57,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:57,864 INFO L85 PathProgramCache]: Analyzing trace with hash 167850899, now seen corresponding path program 1 times [2021-12-07 01:41:57,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:57,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298122204] [2021-12-07 01:41:57,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:57,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:41:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:41:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:41:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 01:41:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:41:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:41:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-07 01:41:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-07 01:41:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-07 01:41:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-07 01:41:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-07 01:41:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-07 01:41:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 01:41:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-12-07 01:41:58,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:58,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298122204] [2021-12-07 01:41:58,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298122204] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:58,194 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:58,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-07 01:41:58,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722531468] [2021-12-07 01:41:58,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:58,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-07 01:41:58,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:58,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-07 01:41:58,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-12-07 01:41:58,196 INFO L87 Difference]: Start difference. First operand 36056 states and 57053 transitions. Second operand has 14 states, 14 states have (on average 9.214285714285714) internal successors, (129), 5 states have internal predecessors, (129), 3 states have call successors, (26), 10 states have call predecessors, (26), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2021-12-07 01:42:33,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:42:33,153 INFO L93 Difference]: Finished difference Result 121460 states and 215052 transitions. [2021-12-07 01:42:33,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-12-07 01:42:33,154 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 9.214285714285714) internal successors, (129), 5 states have internal predecessors, (129), 3 states have call successors, (26), 10 states have call predecessors, (26), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 209 [2021-12-07 01:42:33,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:42:33,587 INFO L225 Difference]: With dead ends: 121460 [2021-12-07 01:42:33,587 INFO L226 Difference]: Without dead ends: 85430 [2021-12-07 01:42:33,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=768, Invalid=3522, Unknown=0, NotChecked=0, Total=4290 [2021-12-07 01:42:33,741 INFO L933 BasicCegarLoop]: 2207 mSDtfsCounter, 7268 mSDsluCounter, 12523 mSDsCounter, 0 mSdLazyCounter, 16051 mSolverCounterSat, 7168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7467 SdHoareTripleChecker+Valid, 14730 SdHoareTripleChecker+Invalid, 23219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7168 IncrementalHoareTripleChecker+Valid, 16051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:42:33,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7467 Valid, 14730 Invalid, 23219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7168 Valid, 16051 Invalid, 0 Unknown, 0 Unchecked, 27.4s Time] [2021-12-07 01:42:33,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85430 states. [2021-12-07 01:42:37,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85430 to 36096. [2021-12-07 01:42:37,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36096 states, 26127 states have (on average 1.2955563210471925) internal successors, (33849), 26142 states have internal predecessors, (33849), 7265 states have call successors, (7265), 1293 states have call predecessors, (7265), 2703 states have return successors, (15995), 8780 states have call predecessors, (15995), 7259 states have call successors, (15995) [2021-12-07 01:42:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36096 states to 36096 states and 57109 transitions. [2021-12-07 01:42:37,454 INFO L78 Accepts]: Start accepts. Automaton has 36096 states and 57109 transitions. Word has length 209 [2021-12-07 01:42:37,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:42:37,455 INFO L470 AbstractCegarLoop]: Abstraction has 36096 states and 57109 transitions. [2021-12-07 01:42:37,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.214285714285714) internal successors, (129), 5 states have internal predecessors, (129), 3 states have call successors, (26), 10 states have call predecessors, (26), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2021-12-07 01:42:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36096 states and 57109 transitions. [2021-12-07 01:42:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-07 01:42:37,461 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:42:37,462 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:42:37,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-07 01:42:37,462 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:42:37,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:42:37,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1068159384, now seen corresponding path program 1 times [2021-12-07 01:42:37,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:42:37,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520993937] [2021-12-07 01:42:37,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:42:37,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:42:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:42:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:42:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:42:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:42:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:42:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:42:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:42:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-07 01:42:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:42:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:42:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-07 01:42:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-07 01:42:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:42:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-07 01:42:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-12-07 01:42:37,825 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:42:37,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520993937] [2021-12-07 01:42:37,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520993937] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:42:37,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:42:37,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-07 01:42:37,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586269998] [2021-12-07 01:42:37,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:42:37,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 01:42:37,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:42:37,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 01:42:37,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:42:37,826 INFO L87 Difference]: Start difference. First operand 36096 states and 57109 transitions. Second operand has 11 states, 11 states have (on average 12.909090909090908) internal successors, (142), 4 states have internal predecessors, (142), 2 states have call successors, (22), 8 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-07 01:42:54,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:42:54,437 INFO L93 Difference]: Finished difference Result 120502 states and 212866 transitions. [2021-12-07 01:42:54,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 01:42:54,438 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.909090909090908) internal successors, (142), 4 states have internal predecessors, (142), 2 states have call successors, (22), 8 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) Word has length 241 [2021-12-07 01:42:54,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:42:54,824 INFO L225 Difference]: With dead ends: 120502 [2021-12-07 01:42:54,824 INFO L226 Difference]: Without dead ends: 84432 [2021-12-07 01:42:54,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2021-12-07 01:42:54,961 INFO L933 BasicCegarLoop]: 1182 mSDtfsCounter, 6814 mSDsluCounter, 5102 mSDsCounter, 0 mSdLazyCounter, 5582 mSolverCounterSat, 4584 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7004 SdHoareTripleChecker+Valid, 6284 SdHoareTripleChecker+Invalid, 10166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4584 IncrementalHoareTripleChecker+Valid, 5582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:42:54,961 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7004 Valid, 6284 Invalid, 10166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4584 Valid, 5582 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2021-12-07 01:42:55,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84432 states. [2021-12-07 01:42:58,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84432 to 36184. [2021-12-07 01:42:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36184 states, 26179 states have (on average 1.2949692501623438) internal successors, (33901), 26222 states have internal predecessors, (33901), 7265 states have call successors, (7265), 1293 states have call predecessors, (7265), 2739 states have return successors, (16123), 8788 states have call predecessors, (16123), 7259 states have call successors, (16123) [2021-12-07 01:42:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36184 states to 36184 states and 57289 transitions. [2021-12-07 01:42:58,809 INFO L78 Accepts]: Start accepts. Automaton has 36184 states and 57289 transitions. Word has length 241 [2021-12-07 01:42:58,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:42:58,809 INFO L470 AbstractCegarLoop]: Abstraction has 36184 states and 57289 transitions. [2021-12-07 01:42:58,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.909090909090908) internal successors, (142), 4 states have internal predecessors, (142), 2 states have call successors, (22), 8 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-07 01:42:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36184 states and 57289 transitions. [2021-12-07 01:42:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-07 01:42:58,816 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:42:58,816 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:42:58,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-12-07 01:42:58,816 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:42:58,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:42:58,817 INFO L85 PathProgramCache]: Analyzing trace with hash -57042134, now seen corresponding path program 1 times [2021-12-07 01:42:58,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:42:58,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561284593] [2021-12-07 01:42:58,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:42:58,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:42:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:58,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:58,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:42:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:42:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:42:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:42:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:42:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:42:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:42:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-07 01:42:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:42:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:42:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:42:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:42:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-07 01:42:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-07 01:42:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:42:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-07 01:42:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,162 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-12-07 01:42:59,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:42:59,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561284593] [2021-12-07 01:42:59,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561284593] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:42:59,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34460529] [2021-12-07 01:42:59,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:42:59,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:42:59,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:42:59,163 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:42:59,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-07 01:42:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:42:59,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 4201 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:42:59,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:42:59,910 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-12-07 01:42:59,910 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:42:59,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34460529] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:42:59,911 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:42:59,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 11 [2021-12-07 01:42:59,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671930647] [2021-12-07 01:42:59,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:42:59,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:42:59,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:42:59,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:42:59,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:42:59,912 INFO L87 Difference]: Start difference. First operand 36184 states and 57289 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-07 01:43:03,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:43:03,566 INFO L93 Difference]: Finished difference Result 48369 states and 76523 transitions. [2021-12-07 01:43:03,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:43:03,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 241 [2021-12-07 01:43:03,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:43:03,717 INFO L225 Difference]: With dead ends: 48369 [2021-12-07 01:43:03,717 INFO L226 Difference]: Without dead ends: 48352 [2021-12-07 01:43:03,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:43:03,738 INFO L933 BasicCegarLoop]: 2017 mSDtfsCounter, 2413 mSDsluCounter, 896 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2413 SdHoareTripleChecker+Valid, 2913 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:43:03,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2413 Valid, 2913 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-07 01:43:03,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48352 states. [2021-12-07 01:43:07,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48352 to 48316. [2021-12-07 01:43:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48316 states, 34943 states have (on average 1.2935065678390523) internal successors, (45199), 35026 states have internal predecessors, (45199), 9689 states have call successors, (9689), 1725 states have call predecessors, (9689), 3683 states have return successors, (21571), 11724 states have call predecessors, (21571), 9683 states have call successors, (21571) [2021-12-07 01:43:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48316 states to 48316 states and 76459 transitions. [2021-12-07 01:43:07,662 INFO L78 Accepts]: Start accepts. Automaton has 48316 states and 76459 transitions. Word has length 241 [2021-12-07 01:43:07,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:43:07,662 INFO L470 AbstractCegarLoop]: Abstraction has 48316 states and 76459 transitions. [2021-12-07 01:43:07,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 3 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-07 01:43:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 48316 states and 76459 transitions. [2021-12-07 01:43:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-12-07 01:43:07,671 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:43:07,671 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:43:07,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-07 01:43:07,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-12-07 01:43:07,873 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:43:07,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:43:07,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1398451777, now seen corresponding path program 1 times [2021-12-07 01:43:07,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:43:07,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299606753] [2021-12-07 01:43:07,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:43:07,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:43:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:43:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:43:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-07 01:43:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:43:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:43:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-07 01:43:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-07 01:43:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-07 01:43:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:43:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-07 01:43:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-07 01:43:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 01:43:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-07 01:43:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 01:43:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-07 01:43:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-07 01:43:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-12-07 01:43:08,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:43:08,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299606753] [2021-12-07 01:43:08,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299606753] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:43:08,312 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:43:08,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-07 01:43:08,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363687699] [2021-12-07 01:43:08,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:43:08,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 01:43:08,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:43:08,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 01:43:08,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-12-07 01:43:08,313 INFO L87 Difference]: Start difference. First operand 48316 states and 76459 transitions. Second operand has 10 states, 10 states have (on average 14.9) internal successors, (149), 6 states have internal predecessors, (149), 5 states have call successors, (28), 9 states have call predecessors, (28), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-07 01:43:35,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:43:35,406 INFO L93 Difference]: Finished difference Result 107458 states and 190116 transitions. [2021-12-07 01:43:35,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-12-07 01:43:35,407 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 14.9) internal successors, (149), 6 states have internal predecessors, (149), 5 states have call successors, (28), 9 states have call predecessors, (28), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) Word has length 249 [2021-12-07 01:43:35,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:43:35,896 INFO L225 Difference]: With dead ends: 107458 [2021-12-07 01:43:35,897 INFO L226 Difference]: Without dead ends: 107455 [2021-12-07 01:43:35,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2021-12-07 01:43:35,957 INFO L933 BasicCegarLoop]: 2500 mSDtfsCounter, 9568 mSDsluCounter, 9202 mSDsCounter, 0 mSdLazyCounter, 12946 mSolverCounterSat, 7370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9723 SdHoareTripleChecker+Valid, 11702 SdHoareTripleChecker+Invalid, 20316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7370 IncrementalHoareTripleChecker+Valid, 12946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2021-12-07 01:43:35,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9723 Valid, 11702 Invalid, 20316 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7370 Valid, 12946 Invalid, 0 Unknown, 0 Unchecked, 17.8s Time] [2021-12-07 01:43:36,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107455 states. [2021-12-07 01:43:42,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107455 to 75810. [2021-12-07 01:43:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75810 states, 54721 states have (on average 1.2919171798760987) internal successors, (70695), 54904 states have internal predecessors, (70695), 15249 states have call successors, (15249), 2593 states have call predecessors, (15249), 5839 states have return successors, (39267), 18560 states have call predecessors, (39267), 15243 states have call successors, (39267) [2021-12-07 01:43:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75810 states to 75810 states and 125211 transitions. [2021-12-07 01:43:43,490 INFO L78 Accepts]: Start accepts. Automaton has 75810 states and 125211 transitions. Word has length 249 [2021-12-07 01:43:43,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:43:43,491 INFO L470 AbstractCegarLoop]: Abstraction has 75810 states and 125211 transitions. [2021-12-07 01:43:43,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.9) internal successors, (149), 6 states have internal predecessors, (149), 5 states have call successors, (28), 9 states have call predecessors, (28), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-07 01:43:43,491 INFO L276 IsEmpty]: Start isEmpty. Operand 75810 states and 125211 transitions. [2021-12-07 01:43:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-12-07 01:43:43,500 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:43:43,500 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:43:43,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-07 01:43:43,500 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:43:43,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:43:43,500 INFO L85 PathProgramCache]: Analyzing trace with hash 946472691, now seen corresponding path program 1 times [2021-12-07 01:43:43,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:43:43,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385430121] [2021-12-07 01:43:43,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:43:43,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:43:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:43:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:43:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-07 01:43:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:43:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:43:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-07 01:43:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-07 01:43:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:43:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-07 01:43:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:43:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-07 01:43:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-07 01:43:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 01:43:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-07 01:43:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 01:43:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-07 01:43:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-07 01:43:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-07 01:43:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-07 01:43:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:43,915 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-12-07 01:43:43,915 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:43:43,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385430121] [2021-12-07 01:43:43,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385430121] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:43:43,915 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:43:43,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-07 01:43:43,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404545467] [2021-12-07 01:43:43,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:43:43,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 01:43:43,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:43:43,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 01:43:43,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-12-07 01:43:43,916 INFO L87 Difference]: Start difference. First operand 75810 states and 125211 transitions. Second operand has 10 states, 10 states have (on average 15.7) internal successors, (157), 5 states have internal predecessors, (157), 3 states have call successors, (34), 9 states have call predecessors, (34), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-12-07 01:44:18,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:44:18,469 INFO L93 Difference]: Finished difference Result 317272 states and 710807 transitions. [2021-12-07 01:44:18,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-12-07 01:44:18,470 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.7) internal successors, (157), 5 states have internal predecessors, (157), 3 states have call successors, (34), 9 states have call predecessors, (34), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 267 [2021-12-07 01:44:18,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:44:20,307 INFO L225 Difference]: With dead ends: 317272 [2021-12-07 01:44:20,307 INFO L226 Difference]: Without dead ends: 241500 [2021-12-07 01:44:21,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2021-12-07 01:44:21,085 INFO L933 BasicCegarLoop]: 1511 mSDtfsCounter, 6794 mSDsluCounter, 6541 mSDsCounter, 0 mSdLazyCounter, 7041 mSolverCounterSat, 4646 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6975 SdHoareTripleChecker+Valid, 8052 SdHoareTripleChecker+Invalid, 11687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4646 IncrementalHoareTripleChecker+Valid, 7041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2021-12-07 01:44:21,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6975 Valid, 8052 Invalid, 11687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4646 Valid, 7041 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2021-12-07 01:44:21,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241500 states. [2021-12-07 01:44:39,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241500 to 165780. [2021-12-07 01:44:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165780 states, 119599 states have (on average 1.2870676176222209) internal successors, (153932), 119970 states have internal predecessors, (153932), 32601 states have call successors, (32601), 5229 states have call predecessors, (32601), 13579 states have return successors, (121311), 41052 states have call predecessors, (121311), 32595 states have call successors, (121311) [2021-12-07 01:44:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165780 states to 165780 states and 307844 transitions. [2021-12-07 01:44:40,919 INFO L78 Accepts]: Start accepts. Automaton has 165780 states and 307844 transitions. Word has length 267 [2021-12-07 01:44:40,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:44:40,920 INFO L470 AbstractCegarLoop]: Abstraction has 165780 states and 307844 transitions. [2021-12-07 01:44:40,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.7) internal successors, (157), 5 states have internal predecessors, (157), 3 states have call successors, (34), 9 states have call predecessors, (34), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-12-07 01:44:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 165780 states and 307844 transitions. [2021-12-07 01:44:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-12-07 01:44:40,934 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:44:40,935 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:44:40,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-07 01:44:40,935 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:44:40,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:44:40,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1308404709, now seen corresponding path program 1 times [2021-12-07 01:44:40,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:44:40,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297235927] [2021-12-07 01:44:40,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:44:40,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:44:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:44:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:44:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:44:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-07 01:44:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:44:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:44:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:44:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:44:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-07 01:44:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:44:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-07 01:44:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:44:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-07 01:44:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:44:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-07 01:44:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 01:44:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-07 01:44:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-07 01:44:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-07 01:44:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-07 01:44:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:44:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-07 01:44:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-12-07 01:44:41,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:44:41,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297235927] [2021-12-07 01:44:41,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297235927] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:44:41,339 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:44:41,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-07 01:44:41,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25971543] [2021-12-07 01:44:41,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:44:41,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-07 01:44:41,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:44:41,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-07 01:44:41,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-12-07 01:44:41,340 INFO L87 Difference]: Start difference. First operand 165780 states and 307844 transitions. Second operand has 13 states, 13 states have (on average 11.461538461538462) internal successors, (149), 7 states have internal predecessors, (149), 2 states have call successors, (28), 7 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 1 states have call successors, (24) [2021-12-07 01:45:13,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:45:13,655 INFO L93 Difference]: Finished difference Result 275877 states and 568576 transitions. [2021-12-07 01:45:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-07 01:45:13,656 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 11.461538461538462) internal successors, (149), 7 states have internal predecessors, (149), 2 states have call successors, (28), 7 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 1 states have call successors, (24) Word has length 261 [2021-12-07 01:45:13,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:45:15,099 INFO L225 Difference]: With dead ends: 275877 [2021-12-07 01:45:15,099 INFO L226 Difference]: Without dead ends: 214829 [2021-12-07 01:45:15,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=175, Invalid=637, Unknown=0, NotChecked=0, Total=812 [2021-12-07 01:45:15,653 INFO L933 BasicCegarLoop]: 1135 mSDtfsCounter, 2485 mSDsluCounter, 8763 mSDsCounter, 0 mSdLazyCounter, 6060 mSolverCounterSat, 1858 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2603 SdHoareTripleChecker+Valid, 9898 SdHoareTripleChecker+Invalid, 7918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1858 IncrementalHoareTripleChecker+Valid, 6060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:45:15,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2603 Valid, 9898 Invalid, 7918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1858 Valid, 6060 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2021-12-07 01:45:15,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214829 states. [2021-12-07 01:45:33,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214829 to 166147. [2021-12-07 01:45:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166147 states, 119871 states have (on average 1.2856153698559285) internal successors, (154108), 120225 states have internal predecessors, (154108), 32600 states have call successors, (32600), 5229 states have call predecessors, (32600), 13675 states have return successors, (122423), 41100 states have call predecessors, (122423), 32595 states have call successors, (122423) [2021-12-07 01:45:35,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166147 states to 166147 states and 309131 transitions. [2021-12-07 01:45:35,285 INFO L78 Accepts]: Start accepts. Automaton has 166147 states and 309131 transitions. Word has length 261 [2021-12-07 01:45:35,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:45:35,285 INFO L470 AbstractCegarLoop]: Abstraction has 166147 states and 309131 transitions. [2021-12-07 01:45:35,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.461538461538462) internal successors, (149), 7 states have internal predecessors, (149), 2 states have call successors, (28), 7 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 1 states have call successors, (24) [2021-12-07 01:45:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 166147 states and 309131 transitions. [2021-12-07 01:45:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-07 01:45:35,300 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:45:35,300 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:35,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-07 01:45:35,300 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:45:35,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:35,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1837617692, now seen corresponding path program 1 times [2021-12-07 01:45:35,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:35,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39015582] [2021-12-07 01:45:35,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:35,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:45:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:45:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:45:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-07 01:45:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:45:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:45:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:45:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:45:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-07 01:45:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:45:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-07 01:45:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:45:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-07 01:45:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:45:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-07 01:45:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 01:45:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-07 01:45:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-07 01:45:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-07 01:45:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-07 01:45:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-07 01:45:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:45:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-12-07 01:45:35,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:35,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39015582] [2021-12-07 01:45:35,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39015582] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:35,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:35,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-12-07 01:45:35,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127884999] [2021-12-07 01:45:35,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:35,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-12-07 01:45:35,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:35,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-07 01:45:35,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2021-12-07 01:45:35,722 INFO L87 Difference]: Start difference. First operand 166147 states and 309131 transitions. Second operand has 17 states, 17 states have (on average 8.647058823529411) internal successors, (147), 8 states have internal predecessors, (147), 4 states have call successors, (28), 10 states have call predecessors, (28), 2 states have return successors, (25), 6 states have call predecessors, (25), 4 states have call successors, (25) [2021-12-07 01:46:34,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:34,135 INFO L93 Difference]: Finished difference Result 469963 states and 1102623 transitions. [2021-12-07 01:46:34,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-12-07 01:46:34,136 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 8.647058823529411) internal successors, (147), 8 states have internal predecessors, (147), 4 states have call successors, (28), 10 states have call predecessors, (28), 2 states have return successors, (25), 6 states have call predecessors, (25), 4 states have call successors, (25) Word has length 253 [2021-12-07 01:46:34,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:36,589 INFO L225 Difference]: With dead ends: 469963 [2021-12-07 01:46:36,589 INFO L226 Difference]: Without dead ends: 303854 [2021-12-07 01:46:37,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 785 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=637, Invalid=2119, Unknown=0, NotChecked=0, Total=2756 [2021-12-07 01:46:37,991 INFO L933 BasicCegarLoop]: 2124 mSDtfsCounter, 12551 mSDsluCounter, 13310 mSDsCounter, 0 mSdLazyCounter, 18097 mSolverCounterSat, 13314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12714 SdHoareTripleChecker+Valid, 15434 SdHoareTripleChecker+Invalid, 31411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13314 IncrementalHoareTripleChecker+Valid, 18097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.9s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:37,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12714 Valid, 15434 Invalid, 31411 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13314 Valid, 18097 Invalid, 0 Unknown, 0 Unchecked, 23.9s Time] [2021-12-07 01:46:38,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303854 states. [2021-12-07 01:46:59,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303854 to 150747. [2021-12-07 01:46:59,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150747 states, 108647 states have (on average 1.2827965797490957) internal successors, (139372), 108777 states have internal predecessors, (139372), 29128 states have call successors, (29128), 5181 states have call predecessors, (29128), 12971 states have return successors, (97327), 37244 states have call predecessors, (97327), 29123 states have call successors, (97327) [2021-12-07 01:47:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150747 states to 150747 states and 265827 transitions. [2021-12-07 01:47:00,403 INFO L78 Accepts]: Start accepts. Automaton has 150747 states and 265827 transitions. Word has length 253 [2021-12-07 01:47:00,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:00,403 INFO L470 AbstractCegarLoop]: Abstraction has 150747 states and 265827 transitions. [2021-12-07 01:47:00,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 8.647058823529411) internal successors, (147), 8 states have internal predecessors, (147), 4 states have call successors, (28), 10 states have call predecessors, (28), 2 states have return successors, (25), 6 states have call predecessors, (25), 4 states have call successors, (25) [2021-12-07 01:47:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 150747 states and 265827 transitions. [2021-12-07 01:47:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-12-07 01:47:00,411 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:00,411 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:00,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-07 01:47:00,411 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:47:00,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:00,411 INFO L85 PathProgramCache]: Analyzing trace with hash -882173786, now seen corresponding path program 1 times [2021-12-07 01:47:00,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:00,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887484866] [2021-12-07 01:47:00,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:00,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:47:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:47:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:47:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:47:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:47:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:47:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:47:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:47:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:47:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:47:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:47:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:47:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-07 01:47:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:47:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:47:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:47:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-07 01:47:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-07 01:47:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:47:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-07 01:47:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-07 01:47:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,958 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-12-07 01:47:00,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:00,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887484866] [2021-12-07 01:47:00,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887484866] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:00,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:00,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-07 01:47:00,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336999199] [2021-12-07 01:47:00,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:00,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-07 01:47:00,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:00,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-07 01:47:00,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:47:00,959 INFO L87 Difference]: Start difference. First operand 150747 states and 265827 transitions. Second operand has 9 states, 9 states have (on average 16.333333333333332) internal successors, (147), 3 states have internal predecessors, (147), 3 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-12-07 01:47:39,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:39,192 INFO L93 Difference]: Finished difference Result 409814 states and 816982 transitions. [2021-12-07 01:47:39,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-07 01:47:39,193 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.333333333333332) internal successors, (147), 3 states have internal predecessors, (147), 3 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 251 [2021-12-07 01:47:39,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:41,107 INFO L225 Difference]: With dead ends: 409814 [2021-12-07 01:47:41,107 INFO L226 Difference]: Without dead ends: 258949 [2021-12-07 01:47:41,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2021-12-07 01:47:41,756 INFO L933 BasicCegarLoop]: 1171 mSDtfsCounter, 6591 mSDsluCounter, 3115 mSDsCounter, 0 mSdLazyCounter, 3823 mSolverCounterSat, 4515 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6779 SdHoareTripleChecker+Valid, 4286 SdHoareTripleChecker+Invalid, 8338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4515 IncrementalHoareTripleChecker+Valid, 3823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:41,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6779 Valid, 4286 Invalid, 8338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4515 Valid, 3823 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2021-12-07 01:47:41,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258949 states. [2021-12-07 01:48:00,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258949 to 150591. [2021-12-07 01:48:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150591 states, 108491 states have (on average 1.2815440912149394) internal successors, (139036), 108621 states have internal predecessors, (139036), 29128 states have call successors, (29128), 5181 states have call predecessors, (29128), 12971 states have return successors, (97327), 37244 states have call predecessors, (97327), 29123 states have call successors, (97327) [2021-12-07 01:48:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150591 states to 150591 states and 265491 transitions. [2021-12-07 01:48:01,213 INFO L78 Accepts]: Start accepts. Automaton has 150591 states and 265491 transitions. Word has length 251 [2021-12-07 01:48:01,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:48:01,213 INFO L470 AbstractCegarLoop]: Abstraction has 150591 states and 265491 transitions. [2021-12-07 01:48:01,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.333333333333332) internal successors, (147), 3 states have internal predecessors, (147), 3 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-12-07 01:48:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 150591 states and 265491 transitions. [2021-12-07 01:48:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-12-07 01:48:01,221 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:48:01,221 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:48:01,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-07 01:48:01,222 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:48:01,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:48:01,222 INFO L85 PathProgramCache]: Analyzing trace with hash 762201335, now seen corresponding path program 1 times [2021-12-07 01:48:01,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:48:01,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560636362] [2021-12-07 01:48:01,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:01,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:48:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 01:48:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-07 01:48:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:48:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:48:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:48:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:48:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:48:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:48:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-07 01:48:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:48:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-07 01:48:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:48:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:48:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-07 01:48:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-07 01:48:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-07 01:48:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-07 01:48:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-07 01:48:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-07 01:48:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-12-07 01:48:01,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:48:01,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560636362] [2021-12-07 01:48:01,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560636362] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:48:01,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:48:01,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-07 01:48:01,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71152610] [2021-12-07 01:48:01,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:48:01,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-07 01:48:01,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:48:01,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-07 01:48:01,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:48:01,509 INFO L87 Difference]: Start difference. First operand 150591 states and 265491 transitions. Second operand has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-12-07 01:48:24,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:48:24,609 INFO L93 Difference]: Finished difference Result 279802 states and 540587 transitions. [2021-12-07 01:48:24,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 01:48:24,610 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 245 [2021-12-07 01:48:24,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:48:25,548 INFO L225 Difference]: With dead ends: 279802 [2021-12-07 01:48:25,548 INFO L226 Difference]: Without dead ends: 129248 [2021-12-07 01:48:26,110 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-12-07 01:48:26,110 INFO L933 BasicCegarLoop]: 1100 mSDtfsCounter, 1652 mSDsluCounter, 3494 mSDsCounter, 0 mSdLazyCounter, 3088 mSolverCounterSat, 880 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1773 SdHoareTripleChecker+Valid, 4594 SdHoareTripleChecker+Invalid, 3968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 880 IncrementalHoareTripleChecker+Valid, 3088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:48:26,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1773 Valid, 4594 Invalid, 3968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [880 Valid, 3088 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2021-12-07 01:48:26,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129248 states. [2021-12-07 01:48:35,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129248 to 75095. [2021-12-07 01:48:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75095 states, 54071 states have (on average 1.281444767065525) internal successors, (69289), 54137 states have internal predecessors, (69289), 14546 states have call successors, (14546), 2583 states have call predecessors, (14546), 6477 states have return successors, (48643), 18602 states have call predecessors, (48643), 14541 states have call successors, (48643) [2021-12-07 01:48:35,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75095 states to 75095 states and 132478 transitions. [2021-12-07 01:48:35,982 INFO L78 Accepts]: Start accepts. Automaton has 75095 states and 132478 transitions. Word has length 245 [2021-12-07 01:48:35,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:48:35,982 INFO L470 AbstractCegarLoop]: Abstraction has 75095 states and 132478 transitions. [2021-12-07 01:48:35,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-12-07 01:48:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 75095 states and 132478 transitions. [2021-12-07 01:48:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-12-07 01:48:35,987 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:48:35,987 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:48:35,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-12-07 01:48:35,987 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:48:35,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:48:35,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1563154102, now seen corresponding path program 1 times [2021-12-07 01:48:35,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:48:35,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566253527] [2021-12-07 01:48:35,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:35,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:48:42,241 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:48:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:48:43,049 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:48:43,049 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-07 01:48:43,050 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 01:48:43,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-07 01:48:43,053 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 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 01:48:43,055 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:48:43,088 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-07 01:48:43,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:48:43 BoogieIcfgContainer [2021-12-07 01:48:43,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:48:43,352 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:48:43,352 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:48:43,352 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:48:43,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:38:28" (3/4) ... [2021-12-07 01:48:43,354 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 01:48:43,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:48:43,355 INFO L158 Benchmark]: Toolchain (without parser) took 619809.77ms. Allocated memory was 100.7MB in the beginning and 9.7GB in the end (delta: 9.6GB). Free memory was 73.9MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 7.1GB. Max. memory is 16.1GB. [2021-12-07 01:48:43,355 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 74.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:48:43,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1190.41ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 73.9MB in the beginning and 101.3MB in the end (delta: -27.3MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-12-07 01:48:43,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.13ms. Allocated memory is still 155.2MB. Free memory was 101.3MB in the beginning and 79.5MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-07 01:48:43,355 INFO L158 Benchmark]: Boogie Preprocessor took 136.13ms. Allocated memory is still 155.2MB. Free memory was 79.5MB in the beginning and 86.2MB in the end (delta: -6.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-12-07 01:48:43,356 INFO L158 Benchmark]: RCFGBuilder took 3038.53ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 86.2MB in the beginning and 95.1MB in the end (delta: -9.0MB). Peak memory consumption was 102.6MB. Max. memory is 16.1GB. [2021-12-07 01:48:43,356 INFO L158 Benchmark]: TraceAbstraction took 615276.73ms. Allocated memory was 209.7MB in the beginning and 9.7GB in the end (delta: 9.5GB). Free memory was 95.1MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 8.4GB. Max. memory is 16.1GB. [2021-12-07 01:48:43,356 INFO L158 Benchmark]: Witness Printer took 2.57ms. Allocated memory is still 9.7GB. Free memory is still 2.6GB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:48:43,357 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 100.7MB. Free memory was 74.4MB in the beginning and 74.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1190.41ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 73.9MB in the beginning and 101.3MB in the end (delta: -27.3MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.13ms. Allocated memory is still 155.2MB. Free memory was 101.3MB in the beginning and 79.5MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.13ms. Allocated memory is still 155.2MB. Free memory was 79.5MB in the beginning and 86.2MB in the end (delta: -6.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3038.53ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 86.2MB in the beginning and 95.1MB in the end (delta: -9.0MB). Peak memory consumption was 102.6MB. Max. memory is 16.1GB. * TraceAbstraction took 615276.73ms. Allocated memory was 209.7MB in the beginning and 9.7GB in the end (delta: 9.5GB). Free memory was 95.1MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 8.4GB. Max. memory is 16.1GB. * Witness Printer took 2.57ms. Allocated memory is still 9.7GB. Free memory is still 2.6GB. 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) * 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: 3802]: 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 3661, overapproximation of strlen at line 5357, overapproximation of bitwiseOr at line 5392, overapproximation of bitwiseAnd at line 3603. Possible FailurePath: [L3825] int ldv_state_variable_1 ; [L3826] int LDV_IN_INTERRUPT = 1; [L3827] int usb_counter ; [L3828] int ref_cnt ; [L3829] int ldv_state_variable_0 ; [L3830] struct usb_interface *usbtouch_driver_group1 ; [L3889] static bool swap_xy ; [L3890] static bool hwcalib_xy ; [L3891-L3994] static struct usb_device_id const usbtouch_devices[36U] = { {643U, 3823U, 1U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3U, (unsigned char)0, 2U, (unsigned char)0, 0xffffffffffffffffUL}, {643U, 3823U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3U, (unsigned char)0, 2U, (unsigned char)0, 0xffffffffffffffffUL}, {3U, 14371U, 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, 0UL}, {3U, 14371U, 2U, (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, 291U, 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, 0UL}, {3U, 3823U, 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, 0UL}, {3U, 3823U, 2U, (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, 4660U, 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, 0UL}, {3U, 4660U, 2U, (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, 4940U, 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, 4940U, 2U, (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, 4940U, 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, 4940U, 4U, (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, 1430U, 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, 2UL}, {3U, 1027U, 63977U, (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, 3UL}, {3U, 5859U, 63977U, (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, 3UL}, {3U, 4660U, 22136U, (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, 4UL}, {3U, 1591U, 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, 5UL}, {3U, 2810U, 1000U, (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, 6UL}, {3U, 22874U, 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, 7UL}, {3U, 26133U, 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, 7UL}, {3U, 5009U, 4096U, (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, 3580U, 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, 9UL}, {3U, 2290U, 127U, (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, 10UL}, {3U, 2290U, 206U, (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, 10UL}, {3U, 2290U, 244U, (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, 10UL}, {3U, 3986U, 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, 11UL}, {3U, 6855U, 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, 12UL}, {3U, 5320U, 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, 13UL}, {3U, 1636U, 777U, (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, 14UL}, {3U, 1636U, 774U, (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, 14UL}, {899U, 4336U, 8194U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 10U, 0U, 0U, (unsigned char)0, 15UL}, {899U, 6256U, 1U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 10U, 0U, 0U, (unsigned char)0, 15UL}, {3U, 1255U, 32U, (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, 29556U, 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, 17UL}}; [L4534] static unsigned char nexio_ack_pkt[2U] = { 170U, 2U}; [L4535] static unsigned char nexio_init_pkt[4U] = { 130U, 4U, 10U, 15U}; [L4857-L4884] static struct usbtouch_device_info usbtouch_dev_info[18U] = { {0, 2047, 0, 2047, 0, 0, 16, (_Bool)0, & usbtouch_process_multi, & egalax_get_pkt_len, & egalax_read_data, 0, & egalax_init, 0}, {0, 4095, 0, 4095, 0, 0, 8, (_Bool)0, 0, 0, & panjit_read_data, 0, 0, 0}, {0, 16384, 0, 16384, 0, 0, 11, (_Bool)0, 0, 0, & mtouch_read_data, 0, & mtouch_init, 0}, {0, 4095, 0, 4095, 0, 255, 8, (_Bool)0, 0, 0, & itm_read_data, 0, 0, 0}, {0, 2047, 0, 2047, 0, 0, 8, (_Bool)0, & usbtouch_process_multi, & eturbo_get_pkt_len, & eturbo_read_data, 0, 0, 0}, {0, 4095, 0, 4095, 0, 0, 4, (_Bool)0, 0, 0, & gunze_read_data, 0, 0, 0}, {0, 1023, 0, 1023, 0, 0, 5, (_Bool)0, 0, 0, & dmc_tsc10_read_data, 0, & dmc_tsc10_init, 0}, {0, 4095, 0, 4095, 0, 0, 8, (_Bool)0, 0, 0, & irtouch_read_data, 0, 0, 0}, {0, 4095, 0, 4095, 0, 0, 8, (_Bool)0, & usbtouch_process_multi, & idealtek_get_pkt_len, & idealtek_read_data, 0, 0, 0}, {0, 32767, 0, 32767, 0, 0, 7, (_Bool)0, 0, 0, & general_touch_read_data, 0, 0, 0}, {0, 1023, 0, 1023, 0, 0, 4, (_Bool)0, 0, 0, & gotop_read_data, 0, 0, 0}, {0, 4095, 0, 4095, 0, 0, 4, (_Bool)0, 0, 0, & jastec_read_data, 0, 0, 0}, {0, 32767, 0, 32767, 0, 0, 6, (_Bool)0, 0, 0, & e2i_read_data, 0, & e2i_init, 0}, {0, 1023, 0, 1023, 0, 0, 5, 1, 0, 0, & zytronic_read_data, 0, 0, 0}, {0, 4095, 0, 4095, 0, 0, 5, (_Bool)0, 0, 0, & tc45usb_read_data, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 1024, 1, 0, 0, & nexio_read_data, & nexio_alloc, & nexio_init, & nexio_exit}, {0, 4095, 0, 4095, 0, 255, 8, (_Bool)0, 0, 0, & elo_read_data, 0, 0, 0}, {0, 2047, 0, 2047, 0, 0, 16, (_Bool)0, & usbtouch_process_multi, & etouch_get_pkt_len, & etouch_read_data, 0, 0, 0}}; [L5524] struct usb_device_id const __mod_usb_device_table ; [L5525-L5531] static struct usb_driver usbtouch_driver = {"usbtouchscreen", & usbtouch_probe, & usbtouch_disconnect, 0, & usbtouch_suspend, & usbtouch_resume, & usbtouch_reset_resume, 0, 0, (struct usb_device_id const *)(& usbtouch_devices), {{{{{{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, (unsigned char)0, (unsigned char)0}; [L5547] int ldv_retval_0 ; [L5548] int ldv_retval_4 ; [L5549] int ldv_retval_1 ; [L5552] int ldv_retval_3 ; [L5553] int ldv_retval_2 ; [L5896] int INTERF_STATE = 0; [L5897] int SERIAL_STATE = 0; [L5898] void *usb_intfdata = 0; [L5899] struct urb *usb_urb = 0; [L5900] struct usb_device *usb_dev = 0; [L5901] int dev_counter = 0; [L5902] int completeFnIntCounter = 0; [L5903] int completeFnBulkCounter = 0; [L5904] void (*completeFnInt)(struct urb * ) ; [L5905] void (*completeFnBulk)(struct urb * ) ; VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=0, ldv_state_variable_1=0, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5565] struct usb_device_id *ldvarg1 ; [L5566] void *tmp ; [L5567] pm_message_t ldvarg0 ; [L5568] int tmp___0 ; [L5569] int tmp___1 ; [L5570] int tmp___2 ; VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={296:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5572] CALL, EXPR ldv_zalloc(32UL) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=0, ldv_state_variable_1=0, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3767] void *p ; [L3768] void *tmp ; [L3769] int tmp___0 ; [L3771] tmp___0 = __VERIFIER_nondet_int() [L3772] COND TRUE tmp___0 != 0 [L3773] return ((void *)0); VAL [={0:0}, ={0:0}, \old(size)=32, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=0, ldv_state_variable_1=0, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=32, swap_xy=0, tmp___0=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5572] RET, EXPR ldv_zalloc(32UL) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=0, ldv_state_variable_1=0, ldv_zalloc(32UL)={0:0}, ldvarg0={296:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5572] tmp = ldv_zalloc(32UL) [L5573] ldvarg1 = (struct usb_device_id *)tmp [L5574] FCALL ldv_initialize() [L5575] FCALL memset((void *)(& ldvarg0), 0, 4UL) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={296:0}, ldvarg1={0:0}, memset((void *)(& ldvarg0), 0, 4UL)={296:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5576] ldv_state_variable_1 = 0 [L5577] ref_cnt = 0 [L5578] ldv_state_variable_0 = 1 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5580] tmp___0 = __VERIFIER_nondet_int() [L5582] case 0: [L5648] case 1: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5649] COND TRUE ldv_state_variable_0 != 0 [L5650] tmp___2 = __VERIFIER_nondet_int() [L5652] case 0: [L5660] case 1: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=1, tmp___2=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5661] COND TRUE ldv_state_variable_0 == 1 [L5662] CALL, EXPR usbtouch_driver_init() [L5534] int tmp ; [L5536] CALL, EXPR ldv_usb_register_driver_28(& usbtouch_driver, & __this_module, "usbtouchscreen") [L5868] ldv_func_ret_type ldv_func_res ; [L5869] int tmp ; [L5871] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L6221] return __VERIFIER_nondet_int(); [L5871] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5871] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5872] ldv_func_res = tmp [L5873] ldv_state_variable_1 = 1 [L5874] usb_counter = 0 [L5875] CALL ldv_usb_driver_1() [L5556] void *tmp ; VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5558] CALL, EXPR ldv_zalloc(1520UL) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3767] void *p ; [L3768] void *tmp ; [L3769] int tmp___0 ; [L3771] tmp___0 = __VERIFIER_nondet_int() [L3772] COND TRUE tmp___0 != 0 [L3773] return ((void *)0); VAL [={0:0}, ={0:0}, \old(size)=1520, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=1520, swap_xy=0, tmp___0=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5558] RET, EXPR ldv_zalloc(1520UL) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=1, ldv_zalloc(1520UL)={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5558] tmp = ldv_zalloc(1520UL) [L5559] usbtouch_driver_group1 = (struct usb_interface *)tmp VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5875] RET ldv_usb_driver_1() [L5876] return (ldv_func_res); VAL [={0:0}, ={0:0}, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={120:0}, ldv_func_arg1={120:0}, ldv_func_arg2={18446744073709551631:18446744073709551620}, ldv_func_arg2={18446744073709551631:18446744073709551620}, ldv_func_arg3={115:0}, ldv_func_arg3={115:0}, 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_state_variable_0=1, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5536] RET, EXPR ldv_usb_register_driver_28(& usbtouch_driver, & __this_module, "usbtouchscreen") [L5536] tmp = ldv_usb_register_driver_28(& usbtouch_driver, & __this_module, "usbtouchscreen") [L5537] return (tmp); VAL [={0:0}, ={0:0}, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=1, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5662] RET, EXPR usbtouch_driver_init() [L5662] ldv_retval_4 = usbtouch_driver_init() [L5663] COND TRUE ldv_retval_4 == 0 [L5664] ldv_state_variable_0 = 3 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=1, tmp___2=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5667] COND FALSE !(ldv_retval_4 != 0) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=1, tmp___2=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5580] tmp___0 = __VERIFIER_nondet_int() [L5582] case 0: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=0, tmp___2=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5583] COND TRUE ldv_state_variable_1 != 0 [L5584] tmp___1 = __VERIFIER_nondet_int() [L5586] case 0: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=0, tmp___1=0, tmp___2=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5587] COND TRUE ldv_state_variable_1 == 1 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={296:0}, ldvarg1={0:0}, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={0:0}, tmp___0=0, tmp___1=0, tmp___2=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5588] CALL usbtouch_probe(usbtouch_driver_group1, (struct usb_device_id const *)ldvarg1) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5260] struct usbtouch_usb *usbtouch ; [L5261] struct input_dev *input_dev ; [L5262] struct usb_endpoint_descriptor *endpoint ; [L5263] struct usb_device *udev ; [L5264] struct usb_device *tmp ; [L5265] struct usbtouch_device_info *type ; [L5266] int err ; [L5267] void *tmp___0 ; [L5268] void *tmp___1 ; [L5269] void *tmp___2 ; [L5270] struct _ddebug descriptor ; [L5271] long tmp___3 ; [L5272] size_t tmp___4 ; [L5273] unsigned int tmp___5 ; [L5274] unsigned int tmp___6 ; [L5275] int tmp___7 ; [L5276] struct _ddebug descriptor___0 ; [L5277] long tmp___8 ; [L5278] struct _ddebug descriptor___1 ; [L5279] long tmp___9 ; [L5280] struct _ddebug descriptor___2 ; [L5281] long tmp___10 ; VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, hwcalib_xy=0, id={0:0}, id={0:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5283] CALL, EXPR interface_to_usbdev(intf) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5694] struct usb_device *tmp ; [L5696] CALL, EXPR ldv_interface_to_usbdev() [L6009] void *result ; [L6010] void *tmp ; VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6012] CALL, EXPR ldv_malloc(sizeof(struct usb_device)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=1889, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3750] void *p ; [L3751] void *tmp ; [L3752] int tmp___0 ; [L3754] tmp___0 = __VERIFIER_nondet_int() [L3755] COND FALSE !(tmp___0 != 0) [L3758] tmp = malloc(size) [L3759] p = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=1889, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-36893488147419103231:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3746] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=1889, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-36893488147419103231:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3761] return (p); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=1889, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-36893488147419103231:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-36893488147419103231:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6012] RET, EXPR ldv_malloc(sizeof(struct usb_device)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct usb_device))={-36893488147419103231:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6012] tmp = ldv_malloc(sizeof(struct usb_device)) [L6013] result = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, result={-36893488147419103231:0}, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6014] COND TRUE (unsigned long )result != (unsigned long )((void *)0) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, result={-36893488147419103231:0}, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6018] return (result); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-36893488147419103231:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, result={-36893488147419103231:0}, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5696] RET, EXPR ldv_interface_to_usbdev() [L5696] tmp = ldv_interface_to_usbdev() [L5697] return (tmp); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-36893488147419103231:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5283] RET, EXPR interface_to_usbdev(intf) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, hwcalib_xy=0, id={0:0}, id={0:0}, INTERF_STATE=0, interface_to_usbdev(intf)={-36893488147419103231:0}, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5283] tmp = interface_to_usbdev(intf) [L5284] udev = tmp [L5285] err = -12 [L5286] EXPR id->driver_info VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, id->driver_info=9223372036854775808, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5286] COND FALSE !((unsigned long )id->driver_info == 0xffffffffffffffffUL) [L5290] EXPR intf->cur_altsetting [L5290] CALL, EXPR usbtouch_get_input_endpoint(intf->cur_altsetting) [L5238] int i ; [L5239] int tmp ; [L5241] i = 0 VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, i=0, INTERF_STATE=0, interface={18446744073709551624:-23}, interface={18446744073709551624:-23}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5251] EXPR interface->desc.bNumEndpoints VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, i=0, INTERF_STATE=0, interface={18446744073709551624:-23}, interface={18446744073709551624:-23}, interface->desc.bNumEndpoints=257, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5251] COND TRUE (int )interface->desc.bNumEndpoints > i [L5244] EXPR interface->endpoint VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, i=0, INTERF_STATE=0, interface={18446744073709551624:-23}, interface={18446744073709551624:-23}, interface->endpoint={119:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5244] CALL, EXPR usb_endpoint_dir_in((struct usb_endpoint_descriptor const *)(& (interface->endpoint + (unsigned long )i)->desc)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, epd={119:0}, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3609] EXPR epd->bEndpointAddress [L3609] return ((int )((signed char )epd->bEndpointAddress) < 0); [L5244] RET, EXPR usb_endpoint_dir_in((struct usb_endpoint_descriptor const *)(& (interface->endpoint + (unsigned long )i)->desc)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, i=0, INTERF_STATE=0, interface={18446744073709551624:-23}, interface={18446744073709551624:-23}, interface->endpoint={119:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_endpoint_dir_in((struct usb_endpoint_descriptor const *)(& (interface->endpoint + (unsigned long )i)->desc))=1, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5244] tmp = usb_endpoint_dir_in((struct usb_endpoint_descriptor const *)(& (interface->endpoint + (unsigned long )i)->desc)) [L5245] COND TRUE tmp != 0 [L5246] EXPR interface->endpoint [L5246] return (& (interface->endpoint + (unsigned long )i)->desc); [L5290] RET, EXPR usbtouch_get_input_endpoint(intf->cur_altsetting) [L5290] endpoint = usbtouch_get_input_endpoint(intf->cur_altsetting) [L5291] COND FALSE !((unsigned long )endpoint == (unsigned long )((struct usb_endpoint_descriptor *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5295] CALL, EXPR kzalloc(280UL, 208U) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=208, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3734] void *tmp ; VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=208, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=208, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3736] CALL, EXPR kmalloc(size, flags | 32768U) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3725] void *tmp___2 ; [L3727] CALL, EXPR __kmalloc(size, flags) [L3720] CALL, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3750] void *p ; [L3751] void *tmp ; [L3752] int tmp___0 ; [L3754] tmp___0 = __VERIFIER_nondet_int() [L3755] COND FALSE !(tmp___0 != 0) [L3758] tmp = malloc(size) [L3759] p = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-55340232221128654847:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, tmp={-55340232221128654847:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3746] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-55340232221128654847:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, tmp={-55340232221128654847:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3761] return (p); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-55340232221128654847:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-55340232221128654847:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, tmp={-55340232221128654847:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3720] RET, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=280, \old(t)=3, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-55340232221128654847:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, t=3, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3720] return ldv_malloc(size); [L3727] RET, EXPR __kmalloc(size, flags) [L3727] tmp___2 = __kmalloc(size, flags) [L3728] return (tmp___2); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=3, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-55340232221128654847:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=3, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, tmp___2={-55340232221128654847:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3736] RET, EXPR kmalloc(size, flags | 32768U) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=208, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=208, hwcalib_xy=0, INTERF_STATE=0, kmalloc(size, flags | 32768U)={-55340232221128654847:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3736] tmp = kmalloc(size, flags | 32768U) [L3737] return (tmp); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=208, \old(INTERF_STATE)=0, \old(size)=280, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-55340232221128654847:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=208, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=280, swap_xy=0, tmp={-55340232221128654847:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5295] RET, EXPR kzalloc(280UL, 208U) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, INTERF_STATE=0, intf={0:0}, intf={0:0}, kzalloc(280UL, 208U)={-55340232221128654847:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5295] tmp___0 = kzalloc(280UL, 208U) [L5296] usbtouch = (struct usbtouch_usb *)tmp___0 [L5297] CALL, EXPR input_allocate_device() [L3833] CALL, EXPR kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3734] void *tmp ; VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=18, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=18, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3736] CALL, EXPR kmalloc(size, flags | 32768U) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3725] void *tmp___2 ; [L3727] CALL, EXPR __kmalloc(size, flags) [L3720] CALL, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3750] void *p ; [L3751] void *tmp ; [L3752] int tmp___0 ; [L3754] tmp___0 = __VERIFIER_nondet_int() [L3755] COND FALSE !(tmp___0 != 0) [L3758] tmp = malloc(size) [L3759] p = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-73786976294838206463:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, tmp={-73786976294838206463:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3746] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-73786976294838206463:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, tmp={-73786976294838206463:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3761] return (p); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-73786976294838206463:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-73786976294838206463:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, tmp={-73786976294838206463:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3720] RET, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=2144, \old(t)=23, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-73786976294838206463:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, t=23, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3720] return ldv_malloc(size); [L3727] RET, EXPR __kmalloc(size, flags) [L3727] tmp___2 = __kmalloc(size, flags) [L3728] return (tmp___2); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=23, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-73786976294838206463:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=23, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, tmp___2={-73786976294838206463:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3736] RET, EXPR kmalloc(size, flags | 32768U) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=18, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=18, hwcalib_xy=0, INTERF_STATE=0, kmalloc(size, flags | 32768U)={-73786976294838206463:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3736] tmp = kmalloc(size, flags | 32768U) [L3737] return (tmp); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(flags)=18, \old(INTERF_STATE)=0, \old(size)=2144, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-73786976294838206463:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=18, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, swap_xy=0, tmp={-73786976294838206463:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3833] RET, EXPR kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u)={-73786976294838206463:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3833] return kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u); [L5297] RET, EXPR input_allocate_device() [L5297] input_dev = input_allocate_device() [L5298] COND FALSE !((unsigned long )usbtouch == (unsigned long )((struct usbtouch_usb *)0) || (unsigned long )input_dev == (unsigned long )((struct input_dev *)0)) [L5302] EXPR id->driver_info [L5302] type = (struct usbtouch_device_info *)(& usbtouch_dev_info) + id->driver_info [L5303] usbtouch->type = type [L5304] EXPR type->process_pkt VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, type={119:-710199646837817737216}, type->process_pkt={0:0}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5304-L5306] COND TRUE (unsigned long )type->process_pkt == (unsigned long )((void (*)(struct usbtouch_usb * , unsigned char * , int ))0) [L5307] type->process_pkt = & usbtouch_process_pkt VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5310] EXPR type->rept_size [L5310] CALL, EXPR usb_alloc_coherent(udev, (size_t )type->rept_size, 208U, & usbtouch->data_dma) [L6200] CALL, EXPR ldv_malloc(0UL) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3750] void *p ; [L3751] void *tmp ; [L3752] int tmp___0 ; [L3754] tmp___0 = __VERIFIER_nondet_int() [L3755] COND FALSE !(tmp___0 != 0) [L3758] tmp = malloc(size) [L3759] p = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-92233720368547758079:0}, ref_cnt=0, SERIAL_STATE=0, size=0, swap_xy=0, tmp={-92233720368547758079:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3746] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-92233720368547758079:0}, ref_cnt=0, SERIAL_STATE=0, size=0, swap_xy=0, tmp={-92233720368547758079:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3761] return (p); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-92233720368547758079:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-92233720368547758079:0}, ref_cnt=0, SERIAL_STATE=0, size=0, swap_xy=0, tmp={-92233720368547758079:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6200] RET, EXPR ldv_malloc(0UL) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(arg1)=18446744073709551640, \old(arg2)=208, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, arg0={-36893488147419103231:0}, arg0={-36893488147419103231:0}, arg1=18446744073709551640, arg2=208, arg3={-55340232221128654847:8}, arg3={-55340232221128654847:8}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={-92233720368547758079:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6200] return ldv_malloc(0UL); [L5310] RET, EXPR usb_alloc_coherent(udev, (size_t )type->rept_size, 208U, & usbtouch->data_dma) [L5310] tmp___1 = usb_alloc_coherent(udev, (size_t )type->rept_size, 208U, & usbtouch->data_dma) [L5311] usbtouch->data = (unsigned char *)tmp___1 [L5312] EXPR usbtouch->data VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch={-55340232221128654847:0}, usbtouch->data={-92233720368547758079:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5312] COND FALSE !((unsigned long )usbtouch->data == (unsigned long )((unsigned char *)0U)) [L5316] EXPR type->get_pkt_len VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, type={119:-710199646837817737216}, type->get_pkt_len={0:0}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5316-L5317] COND FALSE !((unsigned long )type->get_pkt_len != (unsigned long )((int (*)(unsigned char * , int ))0)) [L5326] CALL, EXPR ldv_usb_alloc_urb_17(0, 208U) [L5805] struct urb *tmp ; VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(iso_packets)=0, \old(mem_flags)=208, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, iso_packets=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_state_variable_0=3, ldv_state_variable_1=1, mem_flags=208, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5807] CALL, EXPR ldv_alloc_urb() VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5928] struct urb *value ; [L5929] void *tmp ; [L5930] int tmp___0 ; VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5932] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=184, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3750] void *p ; [L3751] void *tmp ; [L3752] int tmp___0 ; [L3754] tmp___0 = __VERIFIER_nondet_int() [L3755] COND FALSE !(tmp___0 != 0) [L3758] tmp = malloc(size) [L3759] p = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=184, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-18446744073709551615:0}, ref_cnt=0, SERIAL_STATE=0, size=184, swap_xy=0, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3746] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(cond)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3760] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=184, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-18446744073709551615:0}, ref_cnt=0, SERIAL_STATE=0, size=184, swap_xy=0, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3761] return (p); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=184, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-18446744073709551615:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, p={-18446744073709551615:0}, ref_cnt=0, SERIAL_STATE=0, size=184, swap_xy=0, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5932] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct urb))={-18446744073709551615:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5932] tmp = ldv_malloc(sizeof(struct urb)) [L5933] value = tmp VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}, value={-18446744073709551615:0}] [L5934] CALL, EXPR ldv_undef_int() VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3784] int tmp ; [L3786] tmp = __VERIFIER_nondet_int() [L3787] return (tmp); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result=121, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=121, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5934] RET, EXPR ldv_undef_int() VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldv_undef_int()=121, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}, value={-18446744073709551615:0}] [L5934] tmp___0 = ldv_undef_int() [L5935] COND TRUE \read(tmp___0) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-18446744073709551615:0}, tmp___0=121, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}, value={-18446744073709551615:0}] [L5936] COND TRUE (unsigned long )value != (unsigned long )((struct urb *)0) [L5937] usb_urb = value VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-18446744073709551615:0}, tmp___0=121, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}, value={-18446744073709551615:0}] [L5942] return (usb_urb); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-18446744073709551615:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-18446744073709551615:0}, tmp___0=121, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}, value={-18446744073709551615:0}] [L5807] RET, EXPR ldv_alloc_urb() VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(iso_packets)=0, \old(mem_flags)=208, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, iso_packets=0, ldv_alloc_urb()={-18446744073709551615:0}, 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_state_variable_0=3, ldv_state_variable_1=1, mem_flags=208, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5807] tmp = ldv_alloc_urb() [L5808] return (tmp); VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(iso_packets)=0, \old(mem_flags)=208, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result={-18446744073709551615:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, iso_packets=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_state_variable_0=3, ldv_state_variable_1=1, mem_flags=208, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5326] RET, EXPR ldv_usb_alloc_urb_17(0, 208U) [L5326] usbtouch->irq = ldv_usb_alloc_urb_17(0, 208U) [L5327] EXPR usbtouch->irq VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch->irq={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5327] COND FALSE !((unsigned long )usbtouch->irq == (unsigned long )((struct urb *)0)) [L5343] usbtouch->interface = intf [L5344] usbtouch->input = input_dev [L5345] EXPR udev->manufacturer VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, udev->manufacturer={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5345] COND FALSE !((unsigned long )udev->manufacturer != (unsigned long )((char *)0)) [L5349] EXPR udev->product VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, udev->product={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5349] COND FALSE !((unsigned long )udev->product != (unsigned long )((char *)0)) [L5357] tmp___4 = strlen((char const *)(& usbtouch->name)) [L5358] COND TRUE tmp___4 == 0UL [L5359] udev->descriptor.idVendor [L5360] udev->descriptor.idProduct [L5363] CALL usb_make_path(udev, (char *)(& usbtouch->phys), 64UL) [L3659] int actual ; [L3661] EXPR dev->bus [L3661] EXPR (dev->bus)->bus_name [L3661] actual = snprintf(buf, size, "usb-%s-%s", (dev->bus)->bus_name, (char *)(& dev->devpath)) [L3662] EXPR (int )size > actual ? actual : -1 VAL [={0:0}, ={0:0}, (int )size > actual ? actual : -1=-2147483648, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(size)=64, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, actual=-2147483648, buf={-55340232221128654847:188}, buf={-55340232221128654847:188}, completeFnBulkCounter=0, completeFnIntCounter=0, dev={-36893488147419103231:0}, dev={-36893488147419103231:0}, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, size=64, snprintf(buf, size, "usb-%s-%s", (dev->bus)->bus_name, (char *)(& dev->devpath))=-2147483648, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3662] return ((int )size > actual ? actual : -1); [L5363] RET usb_make_path(udev, (char *)(& usbtouch->phys), 64UL) [L5364] CALL strlcat((char *)(& usbtouch->phys), "/input0", 64UL) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(arg2)=64, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, arg0={-55340232221128654847:188}, arg1={87:0}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6193] return __VERIFIER_nondet_ulong(); [L5364] RET strlcat((char *)(& usbtouch->phys), "/input0", 64UL) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, strlcat((char *)(& usbtouch->phys), "/input0", 64UL)=18446744073709551657, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5365] input_dev->name = (char const *)(& usbtouch->name) [L5366] input_dev->phys = (char const *)(& usbtouch->phys) [L5367] CALL usb_to_input_id((struct usb_device const *)udev, & input_dev->id) [L3882] id->bustype = 3U [L3883] EXPR dev->descriptor.idVendor [L3883] id->vendor = dev->descriptor.idVendor [L3884] EXPR dev->descriptor.idProduct [L3884] id->product = dev->descriptor.idProduct [L3885] EXPR dev->descriptor.bcdDevice [L3885] id->version = dev->descriptor.bcdDevice [L5367] RET usb_to_input_id((struct usb_device const *)udev, & input_dev->id) [L5368] input_dev->dev.parent = & intf->dev [L5369] CALL input_set_drvdata(input_dev, (void *)usbtouch) [L3847] CALL dev_set_drvdata(& dev->dev, data) [L6151] return __VERIFIER_nondet_int(); [L3847] RET dev_set_drvdata(& dev->dev, data) [L5369] RET input_set_drvdata(input_dev, (void *)usbtouch) [L5370] input_dev->open = & usbtouch_open [L5371] input_dev->close = & usbtouch_close [L5372] input_dev->evbit[0] = 10UL [L5373] input_dev->keybit[5] = 1024UL [L5374] EXPR type->min_xc [L5374] EXPR type->max_xc VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, type={119:-710199646837817737216}, type->max_xc=18446744073709551652, type->min_xc=18446744073709551662, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5374] FCALL input_set_abs_params(input_dev, 0U, type->min_xc, type->max_xc, 0, 0) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, type={119:-710199646837817737216}, type->max_xc=18446744073709551652, type->min_xc=18446744073709551662, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5375] EXPR type->min_yc [L5375] EXPR type->max_yc VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, type={119:-710199646837817737216}, type->max_yc=18446744073709551616, type->min_yc=18446744073709551637, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5375] FCALL input_set_abs_params(input_dev, 1U, type->min_yc, type->max_yc, 0, 0) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, type={119:-710199646837817737216}, type->max_yc=18446744073709551616, type->min_yc=18446744073709551637, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5376] EXPR type->max_press VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, type={119:-710199646837817737216}, type->max_press=0, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5376] COND FALSE !(type->max_press != 0) [L5380] CALL, EXPR usb_endpoint_type((struct usb_endpoint_descriptor const *)endpoint) [L3603] EXPR epd->bmAttributes [L3603] return ((int )epd->bmAttributes & 3); [L5380] RET, EXPR usb_endpoint_type((struct usb_endpoint_descriptor const *)endpoint) [L5380] tmp___7 = usb_endpoint_type((struct usb_endpoint_descriptor const *)endpoint) [L5381] COND TRUE tmp___7 == 3 [L5382] EXPR endpoint->bEndpointAddress VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, endpoint->bEndpointAddress=128, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5382] CALL, EXPR __create_pipe(udev, (unsigned int )endpoint->bEndpointAddress) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(endpoint)=128, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, dev={-36893488147419103231:0}, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3703] EXPR dev->devnum [L3703] return ((unsigned int )(dev->devnum << 8) | (endpoint << 15)); [L5382] RET, EXPR __create_pipe(udev, (unsigned int )endpoint->bEndpointAddress) VAL [={0:0}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __create_pipe(udev, (unsigned int )endpoint->bEndpointAddress)=18446744073709551654, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, endpoint->bEndpointAddress=128, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5382] tmp___5 = __create_pipe(udev, (unsigned int )endpoint->bEndpointAddress) [L5383] EXPR usbtouch->irq [L5383] EXPR usbtouch->data [L5384] EXPR type->rept_size [L5384] EXPR endpoint->bInterval [L5383-L5384] CALL ldv_usb_fill_int_urb_18(usbtouch->irq, udev, tmp___5 | 1073741952U, (void *)usbtouch->data, type->rept_size, & usbtouch_irq, (void *)usbtouch, (int )endpoint->bInterval) [L5817] CALL ldv_fill_int_urb(urb, complete_fn) [L5958] COND TRUE (unsigned long )usb_urb == (unsigned long )urb [L5959] completeFnInt = complete_fn [L5960] completeFnIntCounter = completeFnIntCounter + 1 VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, complete_fn={-1:34}, complete_fn={-1:34}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5817] RET ldv_fill_int_urb(urb, complete_fn) [L5383-L5384] RET ldv_usb_fill_int_urb_18(usbtouch->irq, udev, tmp___5 | 1073741952U, (void *)usbtouch->data, type->rept_size, & usbtouch_irq, (void *)usbtouch, (int )endpoint->bInterval) [L5390] EXPR usbtouch->irq [L5390] (usbtouch->irq)->dev = udev [L5391] EXPR usbtouch->irq [L5391] EXPR usbtouch->data_dma [L5391] (usbtouch->irq)->transfer_dma = usbtouch->data_dma [L5392] EXPR usbtouch->irq [L5392] EXPR usbtouch->irq [L5392] EXPR (usbtouch->irq)->transfer_flags [L5392] (usbtouch->irq)->transfer_flags = (usbtouch->irq)->transfer_flags | 4U [L5393] EXPR type->alloc VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, type->alloc={123:18446744073709551493}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5393] COND FALSE !((unsigned long )type->alloc != (unsigned long )((int (*)(struct usbtouch_usb * ))0)) [L5414] EXPR type->init VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=-12, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, type->init={18446744073709551482:134}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5414] COND FALSE !((unsigned long )type->init != (unsigned long )((int (*)(struct usbtouch_usb * ))0)) [L5435] EXPR usbtouch->input [L5435] CALL, EXPR input_register_device(usbtouch->input) [L6161] return __VERIFIER_nondet_int(); [L5435] RET, EXPR input_register_device(usbtouch->input) [L5435] err = input_register_device(usbtouch->input) [L5436] COND FALSE !(err != 0) VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=0, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5453] CALL ldv_usb_set_intfdata_20(intf, (void *)usbtouch) VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5824] CALL ldv_usb_set_intfdata(data) [L5915] usb_intfdata = data VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, data={-55340232221128654847:0}, data={-55340232221128654847:0}, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5824] RET ldv_usb_set_intfdata(data) [L5453] RET ldv_usb_set_intfdata_20(intf, (void *)usbtouch) VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=0, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5454] EXPR usbtouch->type [L5454] EXPR (usbtouch->type)->irq_always VAL [={0:0}, ={-1:34}, (usbtouch->type)->irq_always=-255, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=0, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch->type={119:-710199646837817737216}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5454] COND TRUE (int )(usbtouch->type)->irq_always [L5455] CALL ldv_usb_autopm_get_interface_21(intf) [L5830] int tmp ; VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={0:0}, ldv_func_arg1={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5832] CALL, EXPR ldv_get_interface(ldv_func_arg1) VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6056] int res ; [L6057] int tmp ; VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6059] CALL, EXPR ldv_undef_int() VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3784] int tmp ; [L3786] tmp = __VERIFIER_nondet_int() [L3787] return (tmp); VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result=-3, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6059] RET, EXPR ldv_undef_int() VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, ldv_undef_int()=-3, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6059] tmp = ldv_undef_int() [L6060] res = tmp VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-3, SERIAL_STATE=0, swap_xy=0, tmp=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6061] COND TRUE res <= 0 VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-3, SERIAL_STATE=0, swap_xy=0, tmp=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6065] COND FALSE !(res == 0) VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-3, SERIAL_STATE=0, swap_xy=0, tmp=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6069] return (res); VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result=-3, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-3, SERIAL_STATE=0, swap_xy=0, tmp=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5832] RET, EXPR ldv_get_interface(ldv_func_arg1) VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_get_interface(ldv_func_arg1)=-3, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5832] tmp = ldv_get_interface(ldv_func_arg1) [L5833] return (tmp); VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, \result=-3, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={0:0}, ldv_func_arg1={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5455] RET ldv_usb_autopm_get_interface_21(intf) [L5456] EXPR usbtouch->irq VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=0, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch->irq={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5456] CALL, EXPR ldv_usb_submit_urb_22(usbtouch->irq, 208U) VAL [={-1:34}, ={0:0}, \old()=0, \old()=-1, \old()=34, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(ldv_func_arg2)=208, \old(usb_intfdata)=-55340232221128654847, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={-18446744073709551615:0}, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5838] int tmp ; VAL [={0:0}, ={-1:34}, \old()=0, \old()=-1, \old()=34, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(ldv_func_arg2)=208, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=-18446744073709551615, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg2=208, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5840] CALL, EXPR ldv_submit_urb(ldv_func_arg1) VAL [={0:0}, ={-1:34}, \old()=-1, \old()=34, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=-18446744073709551615, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5979] int res ; [L5980] int tmp ; VAL [={0:0}, ={-1:34}, \old()=34, \old()=-1, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5982] CALL, EXPR ldv_undef_int() VAL [={-1:34}, ={0:0}, \old()=0, \old()=-1, \old()=34, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3784] int tmp ; [L3786] tmp = __VERIFIER_nondet_int() [L3787] return (tmp); VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=34, \old()=-1, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_intfdata)=0, \old(usb_urb)=-18446744073709551615, \old(usb_urb)=0, \result=-4, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=-4, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5982] RET, EXPR ldv_undef_int() VAL [={-1:34}, ={0:0}, \old()=34, \old()=0, \old()=-1, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, ldv_undef_int()=-4, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5982] tmp = ldv_undef_int() [L5983] res = tmp VAL [={0:0}, ={-1:34}, \old()=34, \old()=0, \old()=0, \old()=-1, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-4, SERIAL_STATE=0, swap_xy=0, tmp=-4, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5984] COND TRUE res <= 0 VAL [={0:0}, ={-1:34}, \old()=-1, \old()=34, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=-18446744073709551615, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-4, SERIAL_STATE=0, swap_xy=0, tmp=-4, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5988] COND FALSE !(res == 0) VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=34, \old()=-1, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=-18446744073709551615, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-4, SERIAL_STATE=0, swap_xy=0, tmp=-4, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6004] return (res); VAL [={0:0}, ={-1:34}, \old()=-1, \old()=0, \old()=34, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, \result=-4, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, res=-4, SERIAL_STATE=0, swap_xy=0, tmp=-4, urb={-18446744073709551615:0}, urb={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5840] RET, EXPR ldv_submit_urb(ldv_func_arg1) VAL [={-1:34}, ={0:0}, \old()=-1, \old()=0, \old()=0, \old()=34, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(ldv_func_arg2)=208, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=0, \old(usb_urb)=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg2=208, 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_state_variable_0=3, ldv_state_variable_1=1, ldv_submit_urb(ldv_func_arg1)=-4, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5840] tmp = ldv_submit_urb(ldv_func_arg1) [L5841] return (tmp); VAL [={0:0}, ={-1:34}, \old()=0, \old()=-1, \old()=0, \old()=34, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=1, \old(INTERF_STATE)=0, \old(ldv_func_arg2)=208, \old(usb_intfdata)=0, \old(usb_intfdata)=-55340232221128654847, \old(usb_urb)=-18446744073709551615, \old(usb_urb)=0, \result=-4, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=0, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg2=208, 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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp=-4, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5456] RET, EXPR ldv_usb_submit_urb_22(usbtouch->irq, 208U) VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, descriptor={294:0}, descriptor___0={301:0}, descriptor___1={307:0}, descriptor___2={299:0}, dev_counter=0, endpoint={119:0}, err=0, hwcalib_xy=0, id={0:0}, id={0:0}, input_dev={-73786976294838206463:0}, INTERF_STATE=0, intf={0:0}, intf={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_state_variable_0=3, ldv_state_variable_1=1, ldv_usb_submit_urb_22(usbtouch->irq, 208U)=-4, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, tmp={-36893488147419103231:0}, tmp___0={-55340232221128654847:0}, tmp___1={-92233720368547758079:0}, tmp___4=0, tmp___5=38, tmp___7=3, type={119:-710199646837817737216}, udev={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch={-55340232221128654847:0}, usbtouch->irq={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L5456] err = ldv_usb_submit_urb_22(usbtouch->irq, 208U) [L5457] COND TRUE err != 0 [L5458] CALL ldv_usb_autopm_put_interface_23(intf) [L5847] CALL ldv_put_interface() VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6075] COND FALSE !(INTERF_STATE > 0) VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L6077] CALL ldv_error() VAL [={0:0}, ={-1:34}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] [L3802] reach_error() VAL [={-1:34}, ={0:0}, \old()=0, \old()=0, \old()=0, \old()=0, \old(completeFnBulkCounter)=0, \old(completeFnIntCounter)=0, \old(INTERF_STATE)=0, \old(usb_intfdata)=0, \old(usb_intfdata)=0, \old(usb_urb)=0, \old(usb_urb)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551631:18446744073709551620}, completeFnBulkCounter=0, completeFnIntCounter=1, dev_counter=0, hwcalib_xy=0, INTERF_STATE=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_state_variable_0=3, ldv_state_variable_1=1, nexio_ack_pkt={117:0}, nexio_init_pkt={118:0}, ref_cnt=0, SERIAL_STATE=0, swap_xy=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={-55340232221128654847:0}, usb_urb={-18446744073709551615:0}, usbtouch_dev_info={119:0}, usbtouch_devices={116:0}, usbtouch_driver={120:0}, usbtouch_driver_group1={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 59 procedures, 961 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 614.9s, OverallIterations: 29, TraceHistogramMax: 6, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.2s, AutomataDifference: 452.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 112852 SdHoareTripleChecker+Valid, 243.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 109149 mSDsluCounter, 217422 SdHoareTripleChecker+Invalid, 220.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 172997 mSDsCounter, 82058 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 139882 IncrementalHoareTripleChecker+Invalid, 221940 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 82058 mSolverCounterUnsat, 44425 mSDtfsCounter, 139882 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3195 GetRequests, 2598 SyntacticMatches, 3 SemanticMatches, 594 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5038 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166147occurred in iteration=25, InterpolantAutomatonStates: 495, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 138.4s AutomataMinimizationTime, 28 MinimizatonAttempts, 743900 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 10.0s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 5907 NumberOfCodeBlocks, 5802 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 5987 ConstructedInterpolants, 0 QuantifiedInterpolants, 11737 SizeOfPredicates, 42 NumberOfNonLiveVariables, 21681 ConjunctsInSsa, 157 ConjunctsInUnsatCore, 36 InterpolantComputations, 26 PerfectInterpolantSequences, 2617/2667 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 01:48:43,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/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_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/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_a9b755ee-e371-4956-8608-b27c81ff9f5c/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 5c13092b5fe0ffbf7fbf1fe31d493be6a68ca2455b811b10fd7983ff470e432f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:48:45,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:48:45,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:48:45,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:48:45,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:48:45,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:48:45,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:48:45,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:48:45,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:48:45,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:48:45,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:48:45,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:48:45,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:48:45,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:48:45,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:48:45,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:48:45,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:48:45,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:48:45,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:48:45,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:48:45,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:48:45,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:48:45,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:48:45,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:48:45,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:48:45,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:48:45,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:48:45,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:48:45,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:48:45,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:48:45,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:48:45,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:48:45,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:48:45,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:48:45,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:48:45,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:48:45,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:48:45,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:48:45,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:48:45,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:48:45,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:48:45,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-07 01:48:45,239 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:48:45,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:48:45,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:48:45,240 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:48:45,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:48:45,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:48:45,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:48:45,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:48:45,241 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:48:45,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-07 01:48:45,242 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-07 01:48:45,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:48:45,243 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:48:45,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:48:45,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:48:45,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:48:45,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:48:45,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:48:45,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:48:45,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:48:45,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:48:45,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-07 01:48:45,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-07 01:48:45,244 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:48:45,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:48:45,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:48:45,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:48:45,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-07 01:48:45,245 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c13092b5fe0ffbf7fbf1fe31d493be6a68ca2455b811b10fd7983ff470e432f [2021-12-07 01:48:45,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:48:45,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:48:45,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:48:45,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:48:45,499 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:48:45,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2021-12-07 01:48:45,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/62d8b06c8/dade3bee25bf47a4b1868fc4c6a0b4fd/FLAGc8f6b4fa2 [2021-12-07 01:48:46,091 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:48:46,091 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2021-12-07 01:48:46,114 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/62d8b06c8/dade3bee25bf47a4b1868fc4c6a0b4fd/FLAGc8f6b4fa2 [2021-12-07 01:48:46,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/data/62d8b06c8/dade3bee25bf47a4b1868fc4c6a0b4fd [2021-12-07 01:48:46,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:48:46,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:48:46,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:48:46,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:48:46,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:48:46,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:48:46" (1/1) ... [2021-12-07 01:48:46,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119d0e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:46, skipping insertion in model container [2021-12-07 01:48:46,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:48:46" (1/1) ... [2021-12-07 01:48:46,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:48:46,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:48:47,165 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i[108030,108043] [2021-12-07 01:48:47,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:48:47,590 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-07 01:48:47,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:48:47,726 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i[108030,108043] [2021-12-07 01:48:47,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:48:47,878 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:48:47,970 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_a9b755ee-e371-4956-8608-b27c81ff9f5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i[108030,108043] [2021-12-07 01:48:48,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:48:48,209 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:48:48,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48 WrapperNode [2021-12-07 01:48:48,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:48:48,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:48:48,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:48:48,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:48:48,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,340 INFO L137 Inliner]: procedures = 193, calls = 1867, calls flagged for inlining = 81, calls inlined = 81, statements flattened = 3449 [2021-12-07 01:48:48,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:48:48,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:48:48,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:48:48,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:48:48,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:48:48,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:48:48,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:48:48,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:48:48,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (1/1) ... [2021-12-07 01:48:48,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:48:48,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:48:48,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:48:48,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:48:48,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-07 01:48:48,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 01:48:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_20 [2021-12-07 01:48:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_20 [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-12-07 01:48:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-12-07 01:48:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 01:48:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 01:48:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-12-07 01:48:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-12-07 01:48:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_resume [2021-12-07 01:48:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_resume [2021-12-07 01:48:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-12-07 01:48:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-12-07 01:48:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 01:48:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 01:48:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 01:48:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 01:48:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-07 01:48:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-07 01:48:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2021-12-07 01:48:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2021-12-07 01:48:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:48:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:48:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-07 01:48:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-07 01:48:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-12-07 01:48:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-12-07 01:48:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_disconnect [2021-12-07 01:48:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_disconnect [2021-12-07 01:48:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2021-12-07 01:48:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-12-07 01:48:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2021-12-07 01:48:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_16 [2021-12-07 01:48:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_16 [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-12-07 01:48:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-12-07 01:48:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_probe [2021-12-07 01:48:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_probe [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2021-12-07 01:48:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 01:48:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_open [2021-12-07 01:48:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_open [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-07 01:48:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-07 01:48:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-07 01:48:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-07 01:48:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_irq [2021-12-07 01:48:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_irq [2021-12-07 01:48:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-07 01:48:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-07 01:48:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-12-07 01:48:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-12-07 01:48:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-12-07 01:48:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-12-07 01:48:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_read_data [2021-12-07 01:48:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_read_data [2021-12-07 01:48:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 01:48:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 01:48:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2021-12-07 01:48:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2021-12-07 01:48:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_process_multi [2021-12-07 01:48:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_process_multi [2021-12-07 01:48:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2021-12-07 01:48:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2021-12-07 01:48:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-12-07 01:48:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-12-07 01:48:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-12-07 01:48:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-12-07 01:48:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2021-12-07 01:48:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2021-12-07 01:48:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-07 01:48:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 01:48:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-07 01:48:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-12-07 01:48:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-07 01:48:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 01:48:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-12-07 01:48:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-12-07 01:48:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_reset_resume [2021-12-07 01:48:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_reset_resume [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-07 01:48:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 01:48:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:48:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_free_buffers [2021-12-07 01:48:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_free_buffers [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-07 01:48:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2021-12-07 01:48:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:48:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-07 01:48:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-07 01:48:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-12-07 01:48:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_12 [2021-12-07 01:48:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_12 [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_process_pkt [2021-12-07 01:48:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_process_pkt [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-12-07 01:48:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-07 01:48:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-07 01:48:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:48:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:48:48,906 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:48:48,908 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:48:49,078 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 01:49:31,286 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-12-07 01:49:32,805 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:49:32,820 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:49:32,820 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 01:49:32,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:49:32 BoogieIcfgContainer [2021-12-07 01:49:32,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:49:32,826 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:49:32,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:49:32,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:49:32,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:48:46" (1/3) ... [2021-12-07 01:49:32,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7278b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:49:32, skipping insertion in model container [2021-12-07 01:49:32,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:48:48" (2/3) ... [2021-12-07 01:49:32,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7278b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:49:32, skipping insertion in model container [2021-12-07 01:49:32,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:49:32" (3/3) ... [2021-12-07 01:49:32,832 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2021-12-07 01:49:32,837 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:49:32,837 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:49:32,892 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:49:32,899 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 01:49:32,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:49:32,945 INFO L276 IsEmpty]: Start isEmpty. Operand has 959 states, 694 states have (on average 1.3530259365994237) internal successors, (939), 713 states have internal predecessors, (939), 207 states have call successors, (207), 58 states have call predecessors, (207), 56 states have return successors, (201), 199 states have call predecessors, (201), 201 states have call successors, (201) [2021-12-07 01:49:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-07 01:49:32,951 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:49:32,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:49:32,952 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:49:32,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:32,956 INFO L85 PathProgramCache]: Analyzing trace with hash 164346798, now seen corresponding path program 1 times [2021-12-07 01:49:32,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:49:32,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [930556172] [2021-12-07 01:49:32,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:32,971 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:49:32,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:49:32,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:49:32,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-07 01:49:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:34,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:49:34,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:49:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:49:34,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:49:34,609 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:49:34,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [930556172] [2021-12-07 01:49:34,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [930556172] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:49:34,609 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:49:34,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:49:34,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216560504] [2021-12-07 01:49:34,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:49:34,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:49:34,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:49:34,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:49:34,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:49:34,648 INFO L87 Difference]: Start difference. First operand has 959 states, 694 states have (on average 1.3530259365994237) internal successors, (939), 713 states have internal predecessors, (939), 207 states have call successors, (207), 58 states have call predecessors, (207), 56 states have return successors, (201), 199 states have call predecessors, (201), 201 states have call successors, (201) Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:49:34,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:49:34,798 INFO L93 Difference]: Finished difference Result 1916 states and 2768 transitions. [2021-12-07 01:49:34,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:49:34,801 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2021-12-07 01:49:34,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:49:34,817 INFO L225 Difference]: With dead ends: 1916 [2021-12-07 01:49:34,817 INFO L226 Difference]: Without dead ends: 946 [2021-12-07 01:49:34,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:49:34,829 INFO L933 BasicCegarLoop]: 1336 mSDtfsCounter, 2 mSDsluCounter, 2669 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4005 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:49:34,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 4005 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:49:34,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2021-12-07 01:49:34,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 946. [2021-12-07 01:49:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 689 states have (on average 1.3425253991291728) internal successors, (925), 700 states have internal predecessors, (925), 201 states have call successors, (201), 56 states have call predecessors, (201), 55 states have return successors, (195), 193 states have call predecessors, (195), 195 states have call successors, (195) [2021-12-07 01:49:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1321 transitions. [2021-12-07 01:49:34,952 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1321 transitions. Word has length 28 [2021-12-07 01:49:34,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:49:34,953 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1321 transitions. [2021-12-07 01:49:34,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:49:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1321 transitions. [2021-12-07 01:49:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-12-07 01:49:34,956 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:49:34,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:49:34,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-07 01:49:35,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:49:35,157 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:49:35,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:35,158 INFO L85 PathProgramCache]: Analyzing trace with hash 47779157, now seen corresponding path program 1 times [2021-12-07 01:49:35,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:49:35,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1500693789] [2021-12-07 01:49:35,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:35,164 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:49:35,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:49:35,165 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:49:35,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b755ee-e371-4956-8608-b27c81ff9f5c/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-07 01:49:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:36,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 2127 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:49:36,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:49:36,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:49:36,815 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:49:36,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:49:36,996 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:49:36,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1500693789] [2021-12-07 01:49:36,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1500693789] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:49:36,996 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:49:36,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-07 01:49:36,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984869743] [2021-12-07 01:49:36,997 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:49:36,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:49:36,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:49:36,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:49:36,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:49:36,999 INFO L87 Difference]: Start difference. First operand 946 states and 1321 transitions. Second operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:49:37,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:49:37,375 INFO L93 Difference]: Finished difference Result 1897 states and 2688 transitions. [2021-12-07 01:49:37,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 01:49:37,376 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29 [2021-12-07 01:49:37,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted.