./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--tablet--gtco.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8 --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 63b56e314339d219b900d45eff744f2905a6b0e7256894e9da7286284d3b0c99 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:25:37,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:25:37,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:25:37,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:25:37,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:25:37,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:25:37,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:25:37,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:25:37,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:25:37,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:25:37,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:25:37,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:25:37,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:25:37,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:25:37,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:25:37,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:25:37,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:25:37,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:25:37,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:25:37,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:25:37,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:25:37,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:25:37,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:25:37,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:25:37,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:25:37,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:25:37,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:25:37,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:25:37,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:25:37,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:25:37,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:25:37,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:25:37,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:25:37,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:25:37,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:25:37,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:25:37,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:25:37,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:25:37,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:25:37,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:25:37,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:25:37,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 13:25:37,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:25:37,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:25:37,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:25:37,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:25:37,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:25:37,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:25:37,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:25:37,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:25:37,395 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:25:37,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:25:37,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:25:37,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:25:37,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:25:37,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:25:37,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:25:37,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:25:37,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:25:37,397 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:25:37,398 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63b56e314339d219b900d45eff744f2905a6b0e7256894e9da7286284d3b0c99 [2022-12-13 13:25:37,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:25:37,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:25:37,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:25:37,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:25:37,599 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:25:37,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2022-12-13 13:25:40,264 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:25:40,549 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:25:40,549 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2022-12-13 13:25:40,568 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data/eb0039a0b/c8fc0606d01f4d8dbf3ff47dfab948d2/FLAG68f380f68 [2022-12-13 13:25:40,578 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data/eb0039a0b/c8fc0606d01f4d8dbf3ff47dfab948d2 [2022-12-13 13:25:40,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:25:40,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:25:40,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:25:40,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:25:40,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:25:40,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:25:40" (1/1) ... [2022-12-13 13:25:40,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1baa1b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:40, skipping insertion in model container [2022-12-13 13:25:40,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:25:40" (1/1) ... [2022-12-13 13:25:40,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:25:40,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:25:41,027 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,065 WARN L237 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2022-12-13 13:25:41,087 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 13:25:41,091 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 13:25:41,104 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,107 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,134 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,158 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,162 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,165 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,171 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,184 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,187 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,191 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,193 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,195 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,203 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,206 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,209 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,211 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,216 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,218 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,221 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,231 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:25:41,234 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,235 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,236 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,236 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,236 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,237 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,237 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,247 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,251 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,252 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,252 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,253 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,259 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,260 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,260 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,266 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,267 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-12-13 13:25:41,268 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,268 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,270 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,272 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,274 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,276 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,277 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,279 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,280 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 13:25:41,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,282 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,283 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,283 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 13:25:41,285 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,286 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:25:41,286 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,287 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 13:25:41,290 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 13:25:41,290 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:25:41,291 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 13:25:41,291 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:25:41,295 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 13:25:41,295 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:25:41,296 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:25:41,296 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:25:41,296 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 13:25:41,311 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:25:41,316 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 13:25:41,317 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 13:25:41,323 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,331 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,347 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,349 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:25:41,370 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:25:41,445 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,447 WARN L237 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2022-12-13 13:25:41,449 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 13:25:41,449 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 13:25:41,450 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,450 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,460 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,461 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,463 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,466 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,467 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,471 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,473 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,474 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,478 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,480 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,481 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,483 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,485 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,487 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,488 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,491 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:25:41,491 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,492 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,492 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,492 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,493 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,493 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,493 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:25:41,497 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,499 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,500 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,500 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,501 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,504 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,505 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:25:41,505 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,520 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,521 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-12-13 13:25:41,521 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,522 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,524 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,525 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,527 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,529 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 13:25:41,529 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,530 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,531 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,531 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 13:25:41,532 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:25:41,533 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:25:41,533 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:25:41,533 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 13:25:41,539 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 13:25:41,540 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:25:41,540 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 13:25:41,540 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:25:41,542 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 13:25:41,542 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:25:41,542 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:25:41,542 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:25:41,542 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 13:25:41,545 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:25:41,548 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 13:25:41,549 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 13:25:41,550 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,552 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,555 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,557 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:25:41,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:25:41,582 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:25:41,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41 WrapperNode [2022-12-13 13:25:41,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:25:41,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:25:41,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:25:41,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:25:41,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,697 INFO L138 Inliner]: procedures = 114, calls = 1219, calls flagged for inlining = 51, calls inlined = 48, statements flattened = 2193 [2022-12-13 13:25:41,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:25:41,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:25:41,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:25:41,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:25:41,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,785 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:25:41,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:25:41,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:25:41,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:25:41,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (1/1) ... [2022-12-13 13:25:41,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:25:41,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:25:41,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:25:41,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:25:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 13:25:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 13:25:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 13:25:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 13:25:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 13:25:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 13:25:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-12-13 13:25:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-12-13 13:25:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure gtco_disconnect [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure gtco_disconnect [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 13:25:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 13:25:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 13:25:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-12-13 13:25:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-12-13 13:25:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 13:25:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 13:25:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 13:25:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:25:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:25:42,148 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:25:42,149 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:25:42,220 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 13:25:42,248 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-12-13 13:25:43,785 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:25:43,795 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:25:43,795 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 13:25:43,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:25:43 BoogieIcfgContainer [2022-12-13 13:25:43,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:25:43,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:25:43,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:25:43,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:25:43,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:25:40" (1/3) ... [2022-12-13 13:25:43,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c5a2c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:25:43, skipping insertion in model container [2022-12-13 13:25:43,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:25:41" (2/3) ... [2022-12-13 13:25:43,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c5a2c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:25:43, skipping insertion in model container [2022-12-13 13:25:43,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:25:43" (3/3) ... [2022-12-13 13:25:43,805 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2022-12-13 13:25:43,824 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:25:43,824 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:25:43,867 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:25:43,872 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cc1448, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:25:43,872 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:25:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand has 449 states, 342 states have (on average 1.391812865497076) internal successors, (476), 353 states have internal predecessors, (476), 88 states have call successors, (88), 19 states have call predecessors, (88), 17 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-12-13 13:25:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-13 13:25:43,885 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:43,885 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:25:43,886 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:43,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:43,891 INFO L85 PathProgramCache]: Analyzing trace with hash 896350413, now seen corresponding path program 1 times [2022-12-13 13:25:43,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:43,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795997424] [2022-12-13 13:25:43,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:43,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:44,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:25:44,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:44,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795997424] [2022-12-13 13:25:44,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795997424] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:44,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:44,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:44,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699112252] [2022-12-13 13:25:44,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:44,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:44,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:44,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:44,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:44,371 INFO L87 Difference]: Start difference. First operand has 449 states, 342 states have (on average 1.391812865497076) internal successors, (476), 353 states have internal predecessors, (476), 88 states have call successors, (88), 19 states have call predecessors, (88), 17 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 13:25:46,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:46,459 INFO L93 Difference]: Finished difference Result 1342 states and 2006 transitions. [2022-12-13 13:25:46,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:25:46,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-12-13 13:25:46,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:46,473 INFO L225 Difference]: With dead ends: 1342 [2022-12-13 13:25:46,473 INFO L226 Difference]: Without dead ends: 880 [2022-12-13 13:25:46,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:46,479 INFO L413 NwaCegarLoop]: 1063 mSDtfsCounter, 640 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 2215 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:46,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 2215 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 510 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-12-13 13:25:46,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2022-12-13 13:25:46,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 846. [2022-12-13 13:25:46,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 652 states have (on average 1.3680981595092025) internal successors, (892), 658 states have internal predecessors, (892), 161 states have call successors, (161), 33 states have call predecessors, (161), 32 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2022-12-13 13:25:46,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1209 transitions. [2022-12-13 13:25:46,555 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1209 transitions. Word has length 22 [2022-12-13 13:25:46,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:46,555 INFO L495 AbstractCegarLoop]: Abstraction has 846 states and 1209 transitions. [2022-12-13 13:25:46,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 13:25:46,555 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1209 transitions. [2022-12-13 13:25:46,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 13:25:46,557 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:46,557 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:25:46,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 13:25:46,557 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:46,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:46,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1831593070, now seen corresponding path program 1 times [2022-12-13 13:25:46,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:46,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872272154] [2022-12-13 13:25:46,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:46,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:46,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:46,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:25:46,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:46,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872272154] [2022-12-13 13:25:46,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872272154] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:46,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:46,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:46,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412569339] [2022-12-13 13:25:46,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:46,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:46,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:46,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:46,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:46,700 INFO L87 Difference]: Start difference. First operand 846 states and 1209 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:47,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:47,702 INFO L93 Difference]: Finished difference Result 906 states and 1287 transitions. [2022-12-13 13:25:47,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:25:47,703 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 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 32 [2022-12-13 13:25:47,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:47,709 INFO L225 Difference]: With dead ends: 906 [2022-12-13 13:25:47,709 INFO L226 Difference]: Without dead ends: 893 [2022-12-13 13:25:47,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:47,711 INFO L413 NwaCegarLoop]: 575 mSDtfsCounter, 630 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 946 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:47,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 946 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 13:25:47,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2022-12-13 13:25:47,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 846. [2022-12-13 13:25:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 652 states have (on average 1.366564417177914) internal successors, (891), 658 states have internal predecessors, (891), 161 states have call successors, (161), 33 states have call predecessors, (161), 32 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2022-12-13 13:25:47,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1208 transitions. [2022-12-13 13:25:47,767 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1208 transitions. Word has length 32 [2022-12-13 13:25:47,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:47,767 INFO L495 AbstractCegarLoop]: Abstraction has 846 states and 1208 transitions. [2022-12-13 13:25:47,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1208 transitions. [2022-12-13 13:25:47,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 13:25:47,768 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:47,768 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:25:47,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 13:25:47,769 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:47,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:47,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1774334768, now seen corresponding path program 1 times [2022-12-13 13:25:47,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:47,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484563135] [2022-12-13 13:25:47,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:47,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:47,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:47,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:25:47,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:47,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484563135] [2022-12-13 13:25:47,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484563135] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:47,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:47,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:47,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083930307] [2022-12-13 13:25:47,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:47,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:47,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:47,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:48,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:48,000 INFO L87 Difference]: Start difference. First operand 846 states and 1208 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:49,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:49,277 INFO L93 Difference]: Finished difference Result 2579 states and 3697 transitions. [2022-12-13 13:25:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:25:49,278 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 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 32 [2022-12-13 13:25:49,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:49,283 INFO L225 Difference]: With dead ends: 2579 [2022-12-13 13:25:49,283 INFO L226 Difference]: Without dead ends: 1745 [2022-12-13 13:25:49,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:49,285 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 660 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:49,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [708 Valid, 1503 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 13:25:49,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1745 states. [2022-12-13 13:25:49,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1745 to 1675. [2022-12-13 13:25:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1675 states, 1294 states have (on average 1.3639876352395672) internal successors, (1765), 1302 states have internal predecessors, (1765), 315 states have call successors, (315), 64 states have call predecessors, (315), 65 states have return successors, (318), 310 states have call predecessors, (318), 310 states have call successors, (318) [2022-12-13 13:25:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 2398 transitions. [2022-12-13 13:25:49,341 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 2398 transitions. Word has length 32 [2022-12-13 13:25:49,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:49,342 INFO L495 AbstractCegarLoop]: Abstraction has 1675 states and 2398 transitions. [2022-12-13 13:25:49,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:49,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2398 transitions. [2022-12-13 13:25:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 13:25:49,343 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:49,343 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:25:49,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 13:25:49,343 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:49,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:49,343 INFO L85 PathProgramCache]: Analyzing trace with hash 829983352, now seen corresponding path program 1 times [2022-12-13 13:25:49,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:49,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280301999] [2022-12-13 13:25:49,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:49,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:49,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:49,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:49,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:25:49,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:49,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280301999] [2022-12-13 13:25:49,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280301999] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:49,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:49,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:49,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480211088] [2022-12-13 13:25:49,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:49,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:49,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:49,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:49,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:49,535 INFO L87 Difference]: Start difference. First operand 1675 states and 2398 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:51,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:51,481 INFO L93 Difference]: Finished difference Result 5114 states and 7323 transitions. [2022-12-13 13:25:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:25:51,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (3), 2 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 33 [2022-12-13 13:25:51,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:51,497 INFO L225 Difference]: With dead ends: 5114 [2022-12-13 13:25:51,497 INFO L226 Difference]: Without dead ends: 3451 [2022-12-13 13:25:51,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:51,502 INFO L413 NwaCegarLoop]: 1016 mSDtfsCounter, 642 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 2127 SdHoareTripleChecker+Invalid, 614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:51,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 2127 Invalid, 614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-12-13 13:25:51,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3451 states. [2022-12-13 13:25:51,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3451 to 3324. [2022-12-13 13:25:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3324 states, 2571 states have (on average 1.3617269544924153) internal successors, (3501), 2583 states have internal predecessors, (3501), 623 states have call successors, (623), 126 states have call predecessors, (623), 129 states have return successors, (634), 618 states have call predecessors, (634), 618 states have call successors, (634) [2022-12-13 13:25:51,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4758 transitions. [2022-12-13 13:25:51,617 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4758 transitions. Word has length 33 [2022-12-13 13:25:51,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:51,617 INFO L495 AbstractCegarLoop]: Abstraction has 3324 states and 4758 transitions. [2022-12-13 13:25:51,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4758 transitions. [2022-12-13 13:25:51,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-13 13:25:51,618 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:51,618 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:25:51,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 13:25:51,619 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:51,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:51,619 INFO L85 PathProgramCache]: Analyzing trace with hash -40528685, now seen corresponding path program 1 times [2022-12-13 13:25:51,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:51,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250137078] [2022-12-13 13:25:51,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:51,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:51,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:51,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:25:51,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:51,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250137078] [2022-12-13 13:25:51,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250137078] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:51,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:51,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:51,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816635169] [2022-12-13 13:25:51,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:51,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:51,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:51,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:51,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:51,708 INFO L87 Difference]: Start difference. First operand 3324 states and 4758 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:53,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:53,540 INFO L93 Difference]: Finished difference Result 3449 states and 4930 transitions. [2022-12-13 13:25:53,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:25:53,540 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (3), 2 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 34 [2022-12-13 13:25:53,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:53,550 INFO L225 Difference]: With dead ends: 3449 [2022-12-13 13:25:53,550 INFO L226 Difference]: Without dead ends: 3446 [2022-12-13 13:25:53,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:53,552 INFO L413 NwaCegarLoop]: 1015 mSDtfsCounter, 639 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:53,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 2123 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-12-13 13:25:53,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3446 states. [2022-12-13 13:25:53,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3446 to 3325. [2022-12-13 13:25:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3325 states, 2572 states have (on average 1.3615863141524105) internal successors, (3502), 2584 states have internal predecessors, (3502), 623 states have call successors, (623), 126 states have call predecessors, (623), 129 states have return successors, (634), 618 states have call predecessors, (634), 618 states have call successors, (634) [2022-12-13 13:25:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 3325 states and 4759 transitions. [2022-12-13 13:25:53,670 INFO L78 Accepts]: Start accepts. Automaton has 3325 states and 4759 transitions. Word has length 34 [2022-12-13 13:25:53,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:53,670 INFO L495 AbstractCegarLoop]: Abstraction has 3325 states and 4759 transitions. [2022-12-13 13:25:53,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:53,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 4759 transitions. [2022-12-13 13:25:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-13 13:25:53,671 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:53,671 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:25:53,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 13:25:53,672 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:53,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:53,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1256593189, now seen corresponding path program 1 times [2022-12-13 13:25:53,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:53,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787099732] [2022-12-13 13:25:53,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:53,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:53,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:53,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:53,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:25:53,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:53,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787099732] [2022-12-13 13:25:53,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787099732] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:53,754 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:53,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:53,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794319664] [2022-12-13 13:25:53,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:53,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:53,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:53,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:53,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:53,755 INFO L87 Difference]: Start difference. First operand 3325 states and 4759 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:54,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:54,733 INFO L93 Difference]: Finished difference Result 3445 states and 4926 transitions. [2022-12-13 13:25:54,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 13:25:54,734 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 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 35 [2022-12-13 13:25:54,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:54,742 INFO L225 Difference]: With dead ends: 3445 [2022-12-13 13:25:54,743 INFO L226 Difference]: Without dead ends: 3442 [2022-12-13 13:25:54,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:54,744 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 609 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:54,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [657 Valid, 903 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 13:25:54,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3442 states. [2022-12-13 13:25:54,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3442 to 3324. [2022-12-13 13:25:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3324 states, 2572 states have (on average 1.3611975116640747) internal successors, (3501), 2583 states have internal predecessors, (3501), 622 states have call successors, (622), 126 states have call predecessors, (622), 129 states have return successors, (634), 618 states have call predecessors, (634), 618 states have call successors, (634) [2022-12-13 13:25:54,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4757 transitions. [2022-12-13 13:25:54,861 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4757 transitions. Word has length 35 [2022-12-13 13:25:54,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:54,861 INFO L495 AbstractCegarLoop]: Abstraction has 3324 states and 4757 transitions. [2022-12-13 13:25:54,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:54,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4757 transitions. [2022-12-13 13:25:54,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-13 13:25:54,862 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:54,862 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:25:54,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 13:25:54,862 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:54,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:54,863 INFO L85 PathProgramCache]: Analyzing trace with hash -299882282, now seen corresponding path program 1 times [2022-12-13 13:25:54,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:54,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034335115] [2022-12-13 13:25:54,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:54,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:54,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:54,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:54,954 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:25:54,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:54,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034335115] [2022-12-13 13:25:54,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034335115] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:54,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:54,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:25:54,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145861588] [2022-12-13 13:25:54,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:54,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:25:54,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:54,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:25:54,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:25:54,955 INFO L87 Difference]: Start difference. First operand 3324 states and 4757 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:55,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:55,912 INFO L93 Difference]: Finished difference Result 3444 states and 4924 transitions. [2022-12-13 13:25:55,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 13:25:55,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (3), 2 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 36 [2022-12-13 13:25:55,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:55,922 INFO L225 Difference]: With dead ends: 3444 [2022-12-13 13:25:55,922 INFO L226 Difference]: Without dead ends: 3432 [2022-12-13 13:25:55,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:25:55,923 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 606 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:55,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 904 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-13 13:25:55,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3432 states. [2022-12-13 13:25:56,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3432 to 3314. [2022-12-13 13:25:56,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3314 states, 2563 states have (on average 1.3609051892313695) internal successors, (3488), 2573 states have internal predecessors, (3488), 621 states have call successors, (621), 126 states have call predecessors, (621), 129 states have return successors, (634), 618 states have call predecessors, (634), 618 states have call successors, (634) [2022-12-13 13:25:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 3314 states and 4743 transitions. [2022-12-13 13:25:56,043 INFO L78 Accepts]: Start accepts. Automaton has 3314 states and 4743 transitions. Word has length 36 [2022-12-13 13:25:56,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:56,043 INFO L495 AbstractCegarLoop]: Abstraction has 3314 states and 4743 transitions. [2022-12-13 13:25:56,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:25:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3314 states and 4743 transitions. [2022-12-13 13:25:56,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-13 13:25:56,045 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:56,045 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-12-13 13:25:56,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 13:25:56,045 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:56,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:56,045 INFO L85 PathProgramCache]: Analyzing trace with hash -885607151, now seen corresponding path program 1 times [2022-12-13 13:25:56,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:56,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940398381] [2022-12-13 13:25:56,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:56,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:25:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:25:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 13:25:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:25:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 13:25:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 13:25:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 13:25:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 13:25:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 13:25:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-12-13 13:25:56,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:56,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940398381] [2022-12-13 13:25:56,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940398381] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:56,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:25:56,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:25:56,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991656318] [2022-12-13 13:25:56,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:56,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:25:56,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:56,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:25:56,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:25:56,221 INFO L87 Difference]: Start difference. First operand 3314 states and 4743 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:25:56,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:56,897 INFO L93 Difference]: Finished difference Result 6862 states and 9817 transitions. [2022-12-13 13:25:56,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:25:56,898 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 103 [2022-12-13 13:25:56,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:56,907 INFO L225 Difference]: With dead ends: 6862 [2022-12-13 13:25:56,907 INFO L226 Difference]: Without dead ends: 3560 [2022-12-13 13:25:56,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:25:56,912 INFO L413 NwaCegarLoop]: 566 mSDtfsCounter, 167 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 1447 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:56,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 1447 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 13:25:56,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3560 states. [2022-12-13 13:25:57,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3560 to 3418. [2022-12-13 13:25:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3418 states, 2666 states have (on average 1.3630907726931734) internal successors, (3634), 2676 states have internal predecessors, (3634), 621 states have call successors, (621), 127 states have call predecessors, (621), 130 states have return successors, (634), 618 states have call predecessors, (634), 618 states have call successors, (634) [2022-12-13 13:25:57,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 3418 states and 4889 transitions. [2022-12-13 13:25:57,031 INFO L78 Accepts]: Start accepts. Automaton has 3418 states and 4889 transitions. Word has length 103 [2022-12-13 13:25:57,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:57,031 INFO L495 AbstractCegarLoop]: Abstraction has 3418 states and 4889 transitions. [2022-12-13 13:25:57,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:25:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 4889 transitions. [2022-12-13 13:25:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 13:25:57,033 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:57,033 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:25:57,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 13:25:57,033 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:57,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:57,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1647272703, now seen corresponding path program 1 times [2022-12-13 13:25:57,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:57,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928138719] [2022-12-13 13:25:57,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:57,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 13:25:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:25:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 13:25:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:25:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 13:25:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 13:25:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 13:25:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:25:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-13 13:25:57,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:57,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928138719] [2022-12-13 13:25:57,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928138719] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:25:57,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487505270] [2022-12-13 13:25:57,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:57,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:25:57,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:25:57,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:25:57,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 13:25:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:57,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 2337 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 13:25:57,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:25:57,752 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-13 13:25:57,752 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:25:57,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487505270] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:25:57,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 13:25:57,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-12-13 13:25:57,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899311716] [2022-12-13 13:25:57,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:25:57,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:25:57,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:25:57,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:25:57,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-13 13:25:57,754 INFO L87 Difference]: Start difference. First operand 3418 states and 4889 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:25:58,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:25:58,208 INFO L93 Difference]: Finished difference Result 10398 states and 14865 transitions. [2022-12-13 13:25:58,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:25:58,209 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 112 [2022-12-13 13:25:58,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:25:58,229 INFO L225 Difference]: With dead ends: 10398 [2022-12-13 13:25:58,229 INFO L226 Difference]: Without dead ends: 6996 [2022-12-13 13:25:58,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-12-13 13:25:58,236 INFO L413 NwaCegarLoop]: 1209 mSDtfsCounter, 719 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 721 SdHoareTripleChecker+Valid, 4142 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:25:58,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [721 Valid, 4142 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:25:58,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6996 states. [2022-12-13 13:25:58,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6996 to 3514. [2022-12-13 13:25:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3514 states, 2738 states have (on average 1.3535427319211104) internal successors, (3706), 2748 states have internal predecessors, (3706), 645 states have call successors, (645), 127 states have call predecessors, (645), 130 states have return successors, (662), 642 states have call predecessors, (662), 642 states have call successors, (662) [2022-12-13 13:25:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 3514 states and 5013 transitions. [2022-12-13 13:25:58,427 INFO L78 Accepts]: Start accepts. Automaton has 3514 states and 5013 transitions. Word has length 112 [2022-12-13 13:25:58,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:25:58,428 INFO L495 AbstractCegarLoop]: Abstraction has 3514 states and 5013 transitions. [2022-12-13 13:25:58,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:25:58,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 5013 transitions. [2022-12-13 13:25:58,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 13:25:58,430 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:25:58,430 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:25:58,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:25:58,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:25:58,631 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:25:58,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:25:58,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1367830915, now seen corresponding path program 1 times [2022-12-13 13:25:58,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:25:58,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112063023] [2022-12-13 13:25:58,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:58,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:25:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:25:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:25:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 13:25:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:25:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 13:25:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:25:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 13:25:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 13:25:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 13:25:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:25:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-13 13:25:59,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:25:59,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112063023] [2022-12-13 13:25:59,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112063023] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:25:59,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583273595] [2022-12-13 13:25:59,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:25:59,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:25:59,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:25:59,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:25:59,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 13:25:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:25:59,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 2332 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-13 13:25:59,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:00,089 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 13:26:00,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:00,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583273595] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:00,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 13:26:00,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13] total 22 [2022-12-13 13:26:00,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464783583] [2022-12-13 13:26:00,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:00,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 13:26:00,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:26:00,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 13:26:00,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2022-12-13 13:26:00,091 INFO L87 Difference]: Start difference. First operand 3514 states and 5013 transitions. Second operand has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 4 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:26:01,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:01,233 INFO L93 Difference]: Finished difference Result 7251 states and 10364 transitions. [2022-12-13 13:26:01,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 13:26:01,234 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 4 states have call predecessors, (10), 2 states have call successors, (10) Word has length 112 [2022-12-13 13:26:01,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:01,246 INFO L225 Difference]: With dead ends: 7251 [2022-12-13 13:26:01,246 INFO L226 Difference]: Without dead ends: 3753 [2022-12-13 13:26:01,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=516, Unknown=0, NotChecked=0, Total=600 [2022-12-13 13:26:01,253 INFO L413 NwaCegarLoop]: 752 mSDtfsCounter, 688 mSDsluCounter, 4849 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 5601 SdHoareTripleChecker+Invalid, 1573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:01,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [693 Valid, 5601 Invalid, 1573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-13 13:26:01,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3753 states. [2022-12-13 13:26:01,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3753 to 3554. [2022-12-13 13:26:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 2770 states have (on average 1.3494584837545127) internal successors, (3738), 2780 states have internal predecessors, (3738), 645 states have call successors, (645), 127 states have call predecessors, (645), 138 states have return successors, (694), 650 states have call predecessors, (694), 642 states have call successors, (694) [2022-12-13 13:26:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 5077 transitions. [2022-12-13 13:26:01,434 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 5077 transitions. Word has length 112 [2022-12-13 13:26:01,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:01,434 INFO L495 AbstractCegarLoop]: Abstraction has 3554 states and 5077 transitions. [2022-12-13 13:26:01,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 4 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:26:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 5077 transitions. [2022-12-13 13:26:01,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 13:26:01,437 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:01,437 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:26:01,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 13:26:01,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:26:01,639 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:01,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:01,640 INFO L85 PathProgramCache]: Analyzing trace with hash 910144267, now seen corresponding path program 1 times [2022-12-13 13:26:01,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:26:01,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457596005] [2022-12-13 13:26:01,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:01,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:26:01,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:26:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 13:26:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 13:26:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:26:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 13:26:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:26:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:26:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 13:26:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 13:26:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 13:26:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 13:26:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-13 13:26:02,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:26:02,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457596005] [2022-12-13 13:26:02,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457596005] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:26:02,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200108237] [2022-12-13 13:26:02,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:02,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:26:02,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:26:02,389 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:26:02,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 13:26:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:02,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 2358 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-13 13:26:02,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-13 13:26:03,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:26:03,768 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-13 13:26:03,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200108237] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:26:03,769 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 13:26:03,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 29 [2022-12-13 13:26:03,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251010175] [2022-12-13 13:26:03,769 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 13:26:03,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-12-13 13:26:03,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:26:03,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-12-13 13:26:03,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2022-12-13 13:26:03,772 INFO L87 Difference]: Start difference. First operand 3554 states and 5077 transitions. Second operand has 29 states, 29 states have (on average 7.137931034482759) internal successors, (207), 22 states have internal predecessors, (207), 8 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (27), 12 states have call predecessors, (27), 8 states have call successors, (27) [2022-12-13 13:26:24,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:24,318 INFO L93 Difference]: Finished difference Result 14809 states and 21680 transitions. [2022-12-13 13:26:24,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2022-12-13 13:26:24,319 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 7.137931034482759) internal successors, (207), 22 states have internal predecessors, (207), 8 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (27), 12 states have call predecessors, (27), 8 states have call successors, (27) Word has length 118 [2022-12-13 13:26:24,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:24,350 INFO L225 Difference]: With dead ends: 14809 [2022-12-13 13:26:24,350 INFO L226 Difference]: Without dead ends: 11259 [2022-12-13 13:26:24,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5675 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=1629, Invalid=14883, Unknown=0, NotChecked=0, Total=16512 [2022-12-13 13:26:24,365 INFO L413 NwaCegarLoop]: 2371 mSDtfsCounter, 12263 mSDsluCounter, 29224 mSDsCounter, 0 mSdLazyCounter, 22668 mSolverCounterSat, 5272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12543 SdHoareTripleChecker+Valid, 31595 SdHoareTripleChecker+Invalid, 27940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5272 IncrementalHoareTripleChecker+Valid, 22668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:24,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12543 Valid, 31595 Invalid, 27940 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5272 Valid, 22668 Invalid, 0 Unknown, 0 Unchecked, 16.3s Time] [2022-12-13 13:26:24,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11259 states. [2022-12-13 13:26:24,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11259 to 6326. [2022-12-13 13:26:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6326 states, 4935 states have (on average 1.3432624113475178) internal successors, (6629), 4945 states have internal predecessors, (6629), 1137 states have call successors, (1137), 220 states have call predecessors, (1137), 253 states have return successors, (1292), 1168 states have call predecessors, (1292), 1134 states have call successors, (1292) [2022-12-13 13:26:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6326 states to 6326 states and 9058 transitions. [2022-12-13 13:26:24,992 INFO L78 Accepts]: Start accepts. Automaton has 6326 states and 9058 transitions. Word has length 118 [2022-12-13 13:26:24,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:24,993 INFO L495 AbstractCegarLoop]: Abstraction has 6326 states and 9058 transitions. [2022-12-13 13:26:24,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.137931034482759) internal successors, (207), 22 states have internal predecessors, (207), 8 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (27), 12 states have call predecessors, (27), 8 states have call successors, (27) [2022-12-13 13:26:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 6326 states and 9058 transitions. [2022-12-13 13:26:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-13 13:26:24,996 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:24,996 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:26:25,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 13:26:25,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:26:25,197 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:25,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:25,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1903091131, now seen corresponding path program 2 times [2022-12-13 13:26:25,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:26:25,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430176478] [2022-12-13 13:26:25,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:25,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:26:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:26:25,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:26:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:26:25,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:26:25,631 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 13:26:25,632 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 13:26:25,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 13:26:25,637 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:26:25,640 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:26:25,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:26:25 BoogieIcfgContainer [2022-12-13 13:26:25,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:26:25,770 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:26:25,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:26:25,771 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:26:25,771 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:25:43" (3/4) ... [2022-12-13 13:26:25,774 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 13:26:25,774 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:26:25,775 INFO L158 Benchmark]: Toolchain (without parser) took 45193.56ms. Allocated memory was 146.8MB in the beginning and 536.9MB in the end (delta: 390.1MB). Free memory was 105.0MB in the beginning and 265.3MB in the end (delta: -160.3MB). Peak memory consumption was 231.0MB. Max. memory is 16.1GB. [2022-12-13 13:26:25,775 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 119.5MB. Free memory was 93.5MB in the beginning and 93.5MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:26:25,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1001.44ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 87.0MB in the end (delta: 17.4MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2022-12-13 13:26:25,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.30ms. Allocated memory is still 146.8MB. Free memory was 87.0MB in the beginning and 73.6MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 13:26:25,776 INFO L158 Benchmark]: Boogie Preprocessor took 106.11ms. Allocated memory is still 146.8MB. Free memory was 73.6MB in the beginning and 61.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 13:26:25,776 INFO L158 Benchmark]: RCFGBuilder took 1993.21ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 61.0MB in the beginning and 82.6MB in the end (delta: -21.6MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2022-12-13 13:26:25,776 INFO L158 Benchmark]: TraceAbstraction took 41969.89ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 81.6MB in the beginning and 266.4MB in the end (delta: -184.8MB). Peak memory consumption was 372.0MB. Max. memory is 16.1GB. [2022-12-13 13:26:25,777 INFO L158 Benchmark]: Witness Printer took 3.78ms. Allocated memory is still 536.9MB. Free memory was 266.4MB in the beginning and 265.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:26:25,778 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 119.5MB. Free memory was 93.5MB in the beginning and 93.5MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1001.44ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 87.0MB in the end (delta: 17.4MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.30ms. Allocated memory is still 146.8MB. Free memory was 87.0MB in the beginning and 73.6MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.11ms. Allocated memory is still 146.8MB. Free memory was 73.6MB in the beginning and 61.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1993.21ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 61.0MB in the beginning and 82.6MB in the end (delta: -21.6MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * TraceAbstraction took 41969.89ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 81.6MB in the beginning and 266.4MB in the end (delta: -184.8MB). Peak memory consumption was 372.0MB. Max. memory is 16.1GB. * Witness Printer took 3.78ms. Allocated memory is still 536.9MB. Free memory was 266.4MB in the beginning and 265.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * 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: 3735]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 3669. Possible FailurePath: [L3758] int ldv_state_variable_1 ; [L3759] int LDV_IN_INTERRUPT = 1; [L3760] int usb_counter ; [L3761] struct usb_interface *gtco_driverinfo_table_group1 ; [L3762] int ref_cnt ; [L3763] int ldv_state_variable_0 ; [L3830-L3844] static struct usb_device_id const gtco_usbid_table[6U] = { {3U, 1932U, 1024U, (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, 1932U, 1025U, (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, 1932U, 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, 0UL}, {3U, 1932U, 4097U, (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, 1932U, 4098U, (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}}; [L3845] struct usb_device_id const __mod_usb_device_table ; [L4829-L4834] static struct usb_driver gtco_driverinfo_table = {"gtco", & gtco_probe, & gtco_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& gtco_usbid_table), {{{{{{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, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L4850] int ldv_retval_0 ; [L4851] int ldv_retval_1 ; [L5064] int INTERF_STATE = 0; [L5065] int SERIAL_STATE = 0; [L5066] void *usb_intfdata = 0; [L5067] struct urb *usb_urb = 0; [L5068] struct usb_device *usb_dev = 0; [L5069] int dev_counter = 0; [L5070] int completeFnIntCounter = 0; [L5071] int completeFnBulkCounter = 0; [L5072] void (*completeFnInt)(struct urb * ) ; [L5073] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4865] struct usb_device_id *ldvarg0 ; [L4866] void *tmp ; [L4867] int tmp___0 ; [L4868] int tmp___1 ; [L4869] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3700] void *p ; [L3701] void *tmp ; [L3702] int tmp___0 ; [L3704] tmp___0 = __VERIFIER_nondet_int() [L3705] COND TRUE tmp___0 != 0 [L3706] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, size=32, tmp___0=-2, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_zalloc(32UL)={0:0}, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] tmp = ldv_zalloc(32UL) [L4872] ldvarg0 = (struct usb_device_id *)tmp [L4873] FCALL ldv_initialize() [L4874] ldv_state_variable_1 = 0 [L4875] ref_cnt = 0 [L4876] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: [L4910] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4911] COND TRUE ldv_state_variable_0 != 0 [L4912] tmp___2 = __VERIFIER_nondet_int() [L4914] case 0: [L4922] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4923] COND TRUE ldv_state_variable_0 == 1 [L4924] CALL, EXPR gtco_driverinfo_table_init() [L4837] int tmp ; [L4839] CALL, EXPR ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L5036] ldv_func_ret_type ldv_func_res ; [L5037] int tmp ; [L5039] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5370] return __VERIFIER_nondet_int(); [L5039] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5039] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5040] ldv_func_res = tmp [L5041] ldv_state_variable_1 = 1 [L5042] usb_counter = 0 [L5043] CALL ldv_usb_driver_1() [L4856] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3700] void *p ; [L3701] void *tmp ; [L3702] int tmp___0 ; [L3704] tmp___0 = __VERIFIER_nondet_int() [L3705] COND TRUE tmp___0 != 0 [L3706] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=1520, tmp___0=-3, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_zalloc(1520UL)={0:0}, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] tmp = ldv_zalloc(1520UL) [L4859] gtco_driverinfo_table_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5043] RET ldv_usb_driver_1() [L5044] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, ldv_func_arg1={166:0}, ldv_func_arg1={166:0}, ldv_func_arg2={32774:32770}, ldv_func_arg2={32774:32770}, ldv_func_arg3={164:0}, ldv_func_arg3={164:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4839] RET, EXPR ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L4839] tmp = ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L4840] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4924] RET, EXPR gtco_driverinfo_table_init() [L4924] ldv_retval_1 = gtco_driverinfo_table_init() [L4925] COND TRUE ldv_retval_1 == 0 [L4926] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4929] COND FALSE !(ldv_retval_1 != 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4881] COND TRUE ldv_state_variable_1 != 0 [L4882] tmp___1 = __VERIFIER_nondet_int() [L4884] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4885] COND TRUE ldv_state_variable_1 == 1 [L4886] CALL, EXPR gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4569] struct gtco *gtco ; [L4570] struct input_dev *input_dev ; [L4571] struct hid_descriptor *hid_desc ; [L4572] char *report ; [L4573] int result ; [L4574] int retry ; [L4575] int error ; [L4576] struct usb_endpoint_descriptor *endpoint ; [L4577] void *tmp ; [L4578] struct usb_device *tmp___0 ; [L4579] void *tmp___1 ; [L4580] struct _ddebug descriptor ; [L4581] long tmp___2 ; [L4582] struct _ddebug descriptor___0 ; [L4583] long tmp___3 ; [L4584] struct _ddebug descriptor___1 ; [L4585] long tmp___4 ; [L4586] struct _ddebug descriptor___2 ; [L4587] long tmp___5 ; [L4588] struct _ddebug descriptor___3 ; [L4589] long tmp___6 ; [L4590] int tmp___7 ; [L4591] struct _ddebug descriptor___4 ; [L4592] long tmp___8 ; [L4593] int tmp___9 ; [L4594] struct _ddebug descriptor___5 ; [L4595] long tmp___10 ; [L4596] void *tmp___11 ; [L4597] unsigned int tmp___12 ; [L4598] struct _ddebug descriptor___6 ; [L4599] long tmp___13 ; [L4600] unsigned int tmp___14 ; [L4602] result = 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={167:0}, descriptor___0={173:0}, descriptor___1={176:0}, descriptor___2={175:0}, descriptor___3={174:0}, descriptor___4={168:0}, descriptor___5={171:0}, descriptor___6={169:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={170:0}, id={0:0}, id={0:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4603] CALL, EXPR kzalloc(152UL, 208U) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3667] void *tmp ; [L3669] CALL, EXPR kmalloc(size, flags | 32768U) [L3658] void *tmp___2 ; [L3660] CALL, EXPR __kmalloc(size, flags) [L3653] CALL, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=152, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp VAL [={0:0}, ={0:0}, \old(size)=152, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551617:0}, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-18446744073709551617:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(size)=152, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551617:0}, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-18446744073709551617:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, \old(size)=152, \result={-18446744073709551617:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551617:0}, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-18446744073709551617:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] RET, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=152, \old(t)=32768, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-18446744073709551617:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=152, t=32768, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] return ldv_malloc(size); [L3660] RET, EXPR __kmalloc(size, flags) [L3660] tmp___2 = __kmalloc(size, flags) [L3661] return (tmp___2); VAL [={0:0}, ={0:0}, \old(flags)=32768, \old(size)=152, \result={-18446744073709551617:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=32768, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=152, tmp___2={-18446744073709551617:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3669] RET, EXPR kmalloc(size, flags | 32768U) [L3669] tmp = kmalloc(size, flags | 32768U) [L3670] return (tmp); VAL [={0:0}, ={0:0}, \old(flags)=208, \old(size)=152, \result={-18446744073709551617:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=208, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-18446744073709551617:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4603] RET, EXPR kzalloc(152UL, 208U) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={167:0}, descriptor___0={173:0}, descriptor___1={176:0}, descriptor___2={175:0}, descriptor___3={174:0}, descriptor___4={168:0}, descriptor___5={171:0}, descriptor___6={169:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={170:0}, id={0:0}, id={0:0}, INTERF_STATE=0, kzalloc(152UL, 208U)={-18446744073709551617:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4603] tmp = kzalloc(152UL, 208U) [L4604] gtco = (struct gtco *)tmp [L4605] CALL, EXPR input_allocate_device() [L3766] CALL, EXPR kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3667] void *tmp ; [L3669] CALL, EXPR kmalloc(size, flags | 32768U) [L3658] void *tmp___2 ; [L3660] CALL, EXPR __kmalloc(size, flags) [L3653] CALL, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=2144, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp VAL [={0:0}, ={0:0}, \old(size)=2144, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-36893488147419103231:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(size)=2144, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-36893488147419103231:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, \old(size)=2144, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-36893488147419103231:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] RET, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=2144, \old(t)=32768, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-36893488147419103231:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=2144, t=32768, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] return ldv_malloc(size); [L3660] RET, EXPR __kmalloc(size, flags) [L3660] tmp___2 = __kmalloc(size, flags) [L3661] return (tmp___2); VAL [={0:0}, ={0:0}, \old(flags)=32768, \old(size)=2144, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=32768, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp___2={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3669] RET, EXPR kmalloc(size, flags | 32768U) [L3669] tmp = kmalloc(size, flags | 32768U) [L3670] return (tmp); VAL [={0:0}, ={0:0}, \old(flags)=128, \old(size)=2144, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=128, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={-36893488147419103231:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3766] RET, EXPR kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u)={-36893488147419103231:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3766] return kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u); [L4605] RET, EXPR input_allocate_device() [L4605] input_dev = input_allocate_device() [L4606] COND FALSE !((unsigned long )gtco == (unsigned long )((struct gtco *)0) || (unsigned long )input_dev == (unsigned long )((struct input_dev *)0)) [L4612] gtco->inputdevice = input_dev [L4613] CALL, EXPR interface_to_usbdev(usbinterface) [L4956] struct usb_device *tmp ; [L4958] CALL, EXPR ldv_interface_to_usbdev() [L5177] void *result ; [L5178] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] CALL, EXPR ldv_malloc(sizeof(struct usb_device)) VAL [={0:0}, ={0:0}, \old(size)=1889, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp VAL [={0:0}, ={0:0}, \old(size)=1889, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551615:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(size)=1889, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551615:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, \old(size)=1889, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551615:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] RET, EXPR ldv_malloc(sizeof(struct usb_device)) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct usb_device))={-18446744073709551615:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] tmp = ldv_malloc(sizeof(struct usb_device)) [L5181] result = 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result={-18446744073709551615:0}, SERIAL_STATE=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5182] COND TRUE (unsigned long )result != (unsigned long )((void *)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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result={-18446744073709551615:0}, SERIAL_STATE=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5186] return (result); VAL [={0:0}, ={0:0}, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result={-18446744073709551615:0}, SERIAL_STATE=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4958] RET, EXPR ldv_interface_to_usbdev() [L4958] tmp = ldv_interface_to_usbdev() [L4959] return (tmp); VAL [={0:0}, ={0:0}, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, intf={0:0}, intf={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4613] RET, EXPR interface_to_usbdev(usbinterface) [L4613] tmp___0 = interface_to_usbdev(usbinterface) [L4614] CALL, EXPR ldv_usb_get_dev_4(tmp___0) [L4980] struct usb_device *tmp ; [L4982] CALL, EXPR ldv_get_dev(ldv_func_arg1) [L5191] int 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, data={-18446744073709551615:0}, data={-18446744073709551615:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5193] COND TRUE (unsigned long )usb_dev == (unsigned long )((struct usb_device *)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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, data={-18446744073709551615:0}, data={-18446744073709551615:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] CALL, EXPR ldv_undef_int() 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3717] int tmp ; [L3719] tmp = __VERIFIER_nondet_int() [L3720] return (tmp); VAL [={0:0}, ={0:0}, \result=177, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=177, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] RET, EXPR ldv_undef_int() 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, data={-18446744073709551615:0}, data={-18446744073709551615:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_undef_int()=177, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] tmp = ldv_undef_int() [L5195] COND TRUE \read(tmp) [L5196] dev_counter = dev_counter + 1 [L5197] usb_dev = data 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, data={-18446744073709551615:0}, data={-18446744073709551615:0}, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=177, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5205] return (usb_dev); VAL [={0:0}, ={0:0}, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, data={-18446744073709551615:0}, data={-18446744073709551615:0}, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=177, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4982] RET, EXPR ldv_get_dev(ldv_func_arg1) [L4982] tmp = ldv_get_dev(ldv_func_arg1) [L4983] return (tmp); VAL [={0:0}, ={0:0}, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, ldv_func_arg1={-18446744073709551615:0}, ldv_func_arg1={-18446744073709551615:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp={-18446744073709551615:0}, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4614] RET, EXPR ldv_usb_get_dev_4(tmp___0) [L4614] gtco->usbdev = ldv_usb_get_dev_4(tmp___0) [L4615] gtco->intf = usbinterface [L4616] EXPR gtco->usbdev [L4616] CALL, EXPR usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L5353] CALL, EXPR ldv_malloc(0UL) VAL [={0:0}, ={0:0}, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND TRUE tmp___0 != 0 [L3689] return ((void *)0); VAL [={0:0}, ={0:0}, \old(size)=0, \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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=0, tmp___0=-4, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5353] RET, EXPR ldv_malloc(0UL) VAL [={0:0}, ={0:0}, \old(arg1)=10, \old(arg2)=208, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, arg0={-18446744073709551615:0}, arg0={-18446744073709551615:0}, arg1=10, arg2=208, arg3={-18446744073709551617:32}, arg3={-18446744073709551617:32}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5353] return ldv_malloc(0UL); [L4616] RET, EXPR usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L4616] tmp___1 = usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L4617] gtco->buffer = (unsigned char *)tmp___1 [L4618] EXPR gtco->buffer 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={167:0}, descriptor___0={173:0}, descriptor___1={176:0}, descriptor___2={175:0}, descriptor___3={174:0}, descriptor___4={168:0}, descriptor___5={171:0}, descriptor___6={169:0}, dev_counter=1, gtco={-18446744073709551617:0}, gtco->buffer={0:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={170:0}, id={0:0}, id={0:0}, input_dev={-36893488147419103231:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-18446744073709551617:0}, tmp___0={-18446744073709551615:0}, tmp___1={0:0}, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4618] COND TRUE (unsigned long )gtco->buffer == (unsigned long )((unsigned char *)0U) [L4620] error = -12 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={167:0}, descriptor___0={173:0}, descriptor___1={176:0}, descriptor___2={175:0}, descriptor___3={174:0}, descriptor___4={168:0}, descriptor___5={171:0}, descriptor___6={169:0}, dev_counter=1, error=-12, gtco={-18446744073709551617:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={170:0}, id={0:0}, id={0:0}, input_dev={-36893488147419103231:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-18446744073709551617:0}, tmp___0={-18446744073709551615:0}, tmp___1={0:0}, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4805] FCALL input_free_device(input_dev) [L4806] CALL kfree((void const *)gtco) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-18446744073709551617:0}, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4806] RET kfree((void const *)gtco) 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={167:0}, descriptor___0={173:0}, descriptor___1={176:0}, descriptor___2={175:0}, descriptor___3={174:0}, descriptor___4={168:0}, descriptor___5={171:0}, descriptor___6={169:0}, dev_counter=1, error=-12, gtco={-18446744073709551617:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={170:0}, id={0:0}, id={0:0}, input_dev={-36893488147419103231:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-18446744073709551617:0}, tmp___0={-18446744073709551615:0}, tmp___1={0:0}, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); VAL [={0:0}, ={0:0}, \result=-12, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, error=-12, gtco={-18446744073709551617:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, id={0:0}, id={0:0}, input_dev={-36893488147419103231:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-18446744073709551617:0}, tmp___0={-18446744073709551615:0}, tmp___1={0:0}, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4886] RET, EXPR gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4886] ldv_retval_0 = gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4887] COND FALSE !(ldv_retval_0 == 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=0, tmp___1=0, tmp___2=1, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: [L4910] 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, __this_module={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, tmp___1=0, tmp___2=1, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4911] COND TRUE ldv_state_variable_0 != 0 [L4912] tmp___2 = __VERIFIER_nondet_int() [L4914] 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, tmp___1=0, tmp___2=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4915] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L4916] CALL gtco_driverinfo_table_exit() [L4846] CALL ldv_usb_deregister_12(& gtco_driverinfo_table) [L5050] FCALL usb_deregister(arg) [L5051] ldv_state_variable_1 = 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={32774:32770}, arg={166:0}, arg={166:0}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4846] RET ldv_usb_deregister_12(& gtco_driverinfo_table) [L4916] RET gtco_driverinfo_table_exit() [L4917] ldv_state_variable_0 = 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, __this_module={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, tmp___1=0, tmp___2=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4950] CALL ldv_check_final_state() [L5283] COND TRUE (unsigned long )usb_urb == (unsigned long )((struct urb *)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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5287] COND FALSE !((unsigned long )usb_dev == (unsigned long )((struct usb_device *)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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5289] CALL ldv_error() 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3735] reach_error() 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={32774:32770}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551615:0}, usb_intfdata={0:0}, usb_urb={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 451 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.8s, OverallIterations: 12, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 33.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18901 SdHoareTripleChecker+Valid, 27.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18263 mSDsluCounter, 53506 SdHoareTripleChecker+Invalid, 24.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 43189 mSDsCounter, 6304 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27116 IncrementalHoareTripleChecker+Invalid, 33420 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6304 mSolverCounterUnsat, 10317 mSDtfsCounter, 27116 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 759 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5753 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6326occurred in iteration=11, InterpolantAutomatonStates: 172, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 9391 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 1141 NumberOfCodeBlocks, 1141 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1114 ConstructedInterpolants, 0 QuantifiedInterpolants, 4036 SizeOfPredicates, 38 NumberOfNonLiveVariables, 7027 ConjunctsInSsa, 108 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 343/369 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 [2022-12-13 13:26:25,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8 --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 63b56e314339d219b900d45eff744f2905a6b0e7256894e9da7286284d3b0c99 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:26:27,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:26:27,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:26:27,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:26:27,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:26:27,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:26:27,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:26:27,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:26:27,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:26:27,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:26:27,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:26:27,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:26:27,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:26:27,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:26:27,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:26:27,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:26:27,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:26:27,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:26:27,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:26:27,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:26:27,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:26:27,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:26:27,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:26:27,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:26:27,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:26:27,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:26:27,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:26:27,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:26:27,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:26:27,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:26:27,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:26:27,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:26:27,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:26:27,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:26:27,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:26:27,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:26:27,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:26:27,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:26:27,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:26:27,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:26:27,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:26:27,338 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 13:26:27,355 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:26:27,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:26:27,355 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:26:27,355 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:26:27,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:26:27,356 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:26:27,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:26:27,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:26:27,356 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:26:27,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 13:26:27,357 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 13:26:27,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:26:27,358 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:26:27,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:26:27,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:26:27,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:26:27,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:26:27,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:26:27,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:26:27,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:26:27,360 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 13:26:27,360 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:26:27,360 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63b56e314339d219b900d45eff744f2905a6b0e7256894e9da7286284d3b0c99 [2022-12-13 13:26:27,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:26:27,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:26:27,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:26:27,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:26:27,599 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:26:27,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2022-12-13 13:26:30,205 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:26:30,479 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:26:30,479 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2022-12-13 13:26:30,499 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data/8f8930935/9780ab045f2a43e986d49b70b765c582/FLAG1d19668ce [2022-12-13 13:26:30,512 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/data/8f8930935/9780ab045f2a43e986d49b70b765c582 [2022-12-13 13:26:30,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:26:30,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:26:30,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:26:30,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:26:30,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:26:30,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:26:30" (1/1) ... [2022-12-13 13:26:30,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13946cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:30, skipping insertion in model container [2022-12-13 13:26:30,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:26:30" (1/1) ... [2022-12-13 13:26:30,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:26:30,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:26:31,028 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,070 WARN L237 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2022-12-13 13:26:31,091 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 13:26:31,094 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 13:26:31,105 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,108 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,134 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,139 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,142 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,144 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,149 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,150 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,153 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,156 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,158 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,159 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,165 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,168 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,170 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,172 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,175 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,177 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,178 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,187 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:26:31,190 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,190 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,191 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,191 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,191 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,192 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,192 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,199 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,202 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,203 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,203 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,204 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,216 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,217 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,218 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,224 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,226 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-12-13 13:26:31,227 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,228 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,230 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,233 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,235 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,238 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,240 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,243 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,244 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 13:26:31,245 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,247 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,249 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,250 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 13:26:31,252 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,253 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,254 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,255 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 13:26:31,259 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 13:26:31,260 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:26:31,261 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 13:26:31,261 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,266 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 13:26:31,266 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:26:31,267 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:26:31,267 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,267 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 13:26:31,286 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:26:31,293 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 13:26:31,294 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 13:26:31,302 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,309 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,323 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,325 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:26:31,346 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 13:26:31,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:26:31,423 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,426 WARN L237 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2022-12-13 13:26:31,428 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 13:26:31,428 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 13:26:31,429 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,429 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,435 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,439 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,441 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,443 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,446 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,450 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,452 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,454 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,461 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,462 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,464 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,466 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,470 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,472 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,474 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:26:31,475 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,475 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,476 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,476 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,476 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,476 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,477 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,487 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,489 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,489 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,490 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,491 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,494 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,495 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,495 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,498 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,498 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-12-13 13:26:31,499 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,499 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,501 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,502 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,503 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,505 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,506 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,508 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 13:26:31,508 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,509 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,510 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,511 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 13:26:31,512 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,513 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,513 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,514 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 13:26:31,516 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 13:26:31,516 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:26:31,516 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 13:26:31,516 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,517 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 13:26:31,518 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:26:31,518 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:26:31,518 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,518 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 13:26:31,521 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:26:31,524 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 13:26:31,525 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 13:26:31,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,528 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,531 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,533 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:26:31,542 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:26:31,640 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,643 WARN L237 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_84d3ec7f-d5da-47f2-938a-9d7de2a02167/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2022-12-13 13:26:31,644 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 13:26:31,644 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 13:26:31,645 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,645 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,652 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,655 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,658 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,660 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,664 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,665 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,668 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,670 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,672 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,673 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,677 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,678 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,680 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,681 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,683 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,684 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,685 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,687 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:26:31,687 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,688 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,688 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,688 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,688 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,689 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,689 WARN L623 FunctionHandler]: Unknown extern function input_set_abs_params [2022-12-13 13:26:31,692 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,693 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,694 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,694 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,695 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,697 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,697 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 13:26:31,697 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,699 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,699 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-12-13 13:26:31,699 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,700 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,700 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,701 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,702 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,702 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,703 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,704 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,704 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 13:26:31,704 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,705 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,705 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,706 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 13:26:31,706 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 13:26:31,707 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,707 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 13:26:31,707 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 13:26:31,721 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 13:26:31,722 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:26:31,722 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 13:26:31,722 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,724 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 13:26:31,724 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 13:26:31,724 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-12-13 13:26:31,725 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:26:31,725 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 13:26:31,728 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:26:31,731 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 13:26:31,731 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 13:26:31,732 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,734 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,737 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,738 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 13:26:31,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:26:31,779 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:26:31,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31 WrapperNode [2022-12-13 13:26:31,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:26:31,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:26:31,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:26:31,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:26:31,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,900 INFO L138 Inliner]: procedures = 126, calls = 1219, calls flagged for inlining = 51, calls inlined = 48, statements flattened = 2147 [2022-12-13 13:26:31,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:26:31,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:26:31,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:26:31,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:26:31,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:31,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:32,001 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:32,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:32,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:26:32,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:26:32,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:26:32,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:26:32,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (1/1) ... [2022-12-13 13:26:32,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:26:32,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:26:32,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:26:32,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:26:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 13:26:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 13:26:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 13:26:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 13:26:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 13:26:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-13 13:26:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 13:26:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 13:26:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-13 13:26:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-13 13:26:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 13:26:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 13:26:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-13 13:26:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-13 13:26:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 13:26:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 13:26:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 13:26:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 13:26:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 13:26:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 13:26:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 13:26:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 13:26:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 13:26:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:26:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-12-13 13:26:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-12-13 13:26:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure gtco_disconnect [2022-12-13 13:26:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure gtco_disconnect [2022-12-13 13:26:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-12-13 13:26:32,102 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-12-13 13:26:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:26:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 13:26:32,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 13:26:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:26:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:26:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2022-12-13 13:26:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2022-12-13 13:26:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-12-13 13:26:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-12-13 13:26:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:26:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 13:26:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 13:26:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-13 13:26:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-12-13 13:26:32,104 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 13:26:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 13:26:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 13:26:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-12-13 13:26:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-12-13 13:26:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 13:26:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 13:26:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:26:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:26:32,412 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:26:32,414 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:26:32,530 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 13:26:32,594 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-12-13 13:26:47,111 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:26:47,119 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:26:47,119 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 13:26:47,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:26:47 BoogieIcfgContainer [2022-12-13 13:26:47,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:26:47,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:26:47,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:26:47,126 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:26:47,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:26:30" (1/3) ... [2022-12-13 13:26:47,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746289ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:26:47, skipping insertion in model container [2022-12-13 13:26:47,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:26:31" (2/3) ... [2022-12-13 13:26:47,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746289ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:26:47, skipping insertion in model container [2022-12-13 13:26:47,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:26:47" (3/3) ... [2022-12-13 13:26:47,128 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2022-12-13 13:26:47,141 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:26:47,141 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:26:47,192 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:26:47,198 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6223a98b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:26:47,198 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:26:47,204 INFO L276 IsEmpty]: Start isEmpty. Operand has 449 states, 342 states have (on average 1.391812865497076) internal successors, (476), 353 states have internal predecessors, (476), 88 states have call successors, (88), 19 states have call predecessors, (88), 17 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-12-13 13:26:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-13 13:26:47,211 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:47,211 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:26:47,212 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:47,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:47,216 INFO L85 PathProgramCache]: Analyzing trace with hash 896350413, now seen corresponding path program 1 times [2022-12-13 13:26:47,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:47,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072816313] [2022-12-13 13:26:47,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:47,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:47,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:47,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:47,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 13:26:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:47,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:26:47,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:47,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:26:47,669 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:47,670 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:47,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072816313] [2022-12-13 13:26:47,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2072816313] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:47,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:47,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:26:47,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260372723] [2022-12-13 13:26:47,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:47,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:47,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:47,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:47,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:47,708 INFO L87 Difference]: Start difference. First operand has 449 states, 342 states have (on average 1.391812865497076) internal successors, (476), 353 states have internal predecessors, (476), 88 states have call successors, (88), 19 states have call predecessors, (88), 17 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 13:26:47,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:47,916 INFO L93 Difference]: Finished difference Result 1308 states and 1958 transitions. [2022-12-13 13:26:47,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:47,919 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-12-13 13:26:47,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:47,934 INFO L225 Difference]: With dead ends: 1308 [2022-12-13 13:26:47,934 INFO L226 Difference]: Without dead ends: 846 [2022-12-13 13:26:47,940 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:47,943 INFO L413 NwaCegarLoop]: 723 mSDtfsCounter, 598 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 1341 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:47,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 1341 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:26:47,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2022-12-13 13:26:48,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 846. [2022-12-13 13:26:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 652 states have (on average 1.3680981595092025) internal successors, (892), 658 states have internal predecessors, (892), 161 states have call successors, (161), 33 states have call predecessors, (161), 32 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2022-12-13 13:26:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1209 transitions. [2022-12-13 13:26:48,029 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1209 transitions. Word has length 22 [2022-12-13 13:26:48,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:48,029 INFO L495 AbstractCegarLoop]: Abstraction has 846 states and 1209 transitions. [2022-12-13 13:26:48,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 13:26:48,030 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1209 transitions. [2022-12-13 13:26:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 13:26:48,031 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:48,031 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:26:48,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:26:48,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:48,233 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:48,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:48,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1831593070, now seen corresponding path program 1 times [2022-12-13 13:26:48,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:48,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1934522506] [2022-12-13 13:26:48,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:48,238 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:48,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:48,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:48,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 13:26:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:48,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 933 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:26:48,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:48,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:26:48,705 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:48,705 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:48,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1934522506] [2022-12-13 13:26:48,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1934522506] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:48,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:48,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:26:48,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438905845] [2022-12-13 13:26:48,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:48,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:48,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:48,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:48,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:48,708 INFO L87 Difference]: Start difference. First operand 846 states and 1209 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:48,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:48,825 INFO L93 Difference]: Finished difference Result 872 states and 1241 transitions. [2022-12-13 13:26:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:48,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 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 32 [2022-12-13 13:26:48,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:48,830 INFO L225 Difference]: With dead ends: 872 [2022-12-13 13:26:48,830 INFO L226 Difference]: Without dead ends: 859 [2022-12-13 13:26:48,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:48,832 INFO L413 NwaCegarLoop]: 638 mSDtfsCounter, 618 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:48,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [618 Valid, 654 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:26:48,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2022-12-13 13:26:48,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 846. [2022-12-13 13:26:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 652 states have (on average 1.366564417177914) internal successors, (891), 658 states have internal predecessors, (891), 161 states have call successors, (161), 33 states have call predecessors, (161), 32 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2022-12-13 13:26:48,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1208 transitions. [2022-12-13 13:26:48,908 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1208 transitions. Word has length 32 [2022-12-13 13:26:48,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:48,908 INFO L495 AbstractCegarLoop]: Abstraction has 846 states and 1208 transitions. [2022-12-13 13:26:48,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:48,909 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1208 transitions. [2022-12-13 13:26:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 13:26:48,910 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:48,910 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:26:48,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 13:26:49,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:49,111 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:49,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:49,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1774334768, now seen corresponding path program 1 times [2022-12-13 13:26:49,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:49,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140532324] [2022-12-13 13:26:49,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:49,113 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:49,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:49,114 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:49,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 13:26:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:49,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 932 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:26:49,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:49,737 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:26:49,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:49,737 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:49,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140532324] [2022-12-13 13:26:49,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140532324] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:49,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:49,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:26:49,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718374247] [2022-12-13 13:26:49,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:49,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:49,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:49,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:49,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:49,739 INFO L87 Difference]: Start difference. First operand 846 states and 1208 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:49,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:49,883 INFO L93 Difference]: Finished difference Result 2513 states and 3607 transitions. [2022-12-13 13:26:49,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:49,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (3), 2 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 32 [2022-12-13 13:26:49,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:49,890 INFO L225 Difference]: With dead ends: 2513 [2022-12-13 13:26:49,890 INFO L226 Difference]: Without dead ends: 1679 [2022-12-13 13:26:49,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:49,892 INFO L413 NwaCegarLoop]: 699 mSDtfsCounter, 596 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 596 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:49,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [596 Valid, 1308 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:26:49,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states. [2022-12-13 13:26:49,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 1669. [2022-12-13 13:26:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1669 states, 1290 states have (on average 1.3651162790697675) internal successors, (1761), 1298 states have internal predecessors, (1761), 315 states have call successors, (315), 64 states have call predecessors, (315), 63 states have return successors, (316), 310 states have call predecessors, (316), 310 states have call successors, (316) [2022-12-13 13:26:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 2392 transitions. [2022-12-13 13:26:49,962 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 2392 transitions. Word has length 32 [2022-12-13 13:26:49,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:49,962 INFO L495 AbstractCegarLoop]: Abstraction has 1669 states and 2392 transitions. [2022-12-13 13:26:49,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2392 transitions. [2022-12-13 13:26:49,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 13:26:49,963 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:49,963 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:26:49,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 13:26:50,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:50,164 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:50,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:50,165 INFO L85 PathProgramCache]: Analyzing trace with hash 829983352, now seen corresponding path program 1 times [2022-12-13 13:26:50,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:50,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409579701] [2022-12-13 13:26:50,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:50,166 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:50,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:50,167 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:50,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 13:26:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:50,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 933 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:26:50,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:26:50,677 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:50,677 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:50,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [409579701] [2022-12-13 13:26:50,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [409579701] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:50,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:50,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:26:50,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902121736] [2022-12-13 13:26:50,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:50,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:50,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:50,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:50,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:50,678 INFO L87 Difference]: Start difference. First operand 1669 states and 2392 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:50,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:50,874 INFO L93 Difference]: Finished difference Result 4978 states and 7139 transitions. [2022-12-13 13:26:50,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:50,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (3), 2 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 33 [2022-12-13 13:26:50,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:50,884 INFO L225 Difference]: With dead ends: 4978 [2022-12-13 13:26:50,884 INFO L226 Difference]: Without dead ends: 3321 [2022-12-13 13:26:50,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:50,887 INFO L413 NwaCegarLoop]: 1097 mSDtfsCounter, 590 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:50,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [590 Valid, 1706 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:26:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3321 states. [2022-12-13 13:26:51,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3321 to 3312. [2022-12-13 13:26:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 2563 states have (on average 1.3628560280920796) internal successors, (3493), 2575 states have internal predecessors, (3493), 623 states have call successors, (623), 126 states have call predecessors, (623), 125 states have return successors, (630), 618 states have call predecessors, (630), 618 states have call successors, (630) [2022-12-13 13:26:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 4746 transitions. [2022-12-13 13:26:51,089 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 4746 transitions. Word has length 33 [2022-12-13 13:26:51,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:51,089 INFO L495 AbstractCegarLoop]: Abstraction has 3312 states and 4746 transitions. [2022-12-13 13:26:51,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 4746 transitions. [2022-12-13 13:26:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-13 13:26:51,090 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:51,090 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:26:51,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 13:26:51,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:51,291 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:51,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:51,291 INFO L85 PathProgramCache]: Analyzing trace with hash -40528685, now seen corresponding path program 1 times [2022-12-13 13:26:51,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:51,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [451728408] [2022-12-13 13:26:51,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:51,292 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:51,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:51,293 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:51,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 13:26:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:51,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:26:51,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:26:51,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:51,679 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:51,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [451728408] [2022-12-13 13:26:51,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [451728408] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:51,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:51,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:26:51,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914534558] [2022-12-13 13:26:51,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:51,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:51,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:51,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:51,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:51,680 INFO L87 Difference]: Start difference. First operand 3312 states and 4746 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:51,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:51,821 INFO L93 Difference]: Finished difference Result 3319 states and 4752 transitions. [2022-12-13 13:26:51,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:51,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (3), 2 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 34 [2022-12-13 13:26:51,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:51,835 INFO L225 Difference]: With dead ends: 3319 [2022-12-13 13:26:51,835 INFO L226 Difference]: Without dead ends: 3316 [2022-12-13 13:26:51,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:51,837 INFO L413 NwaCegarLoop]: 1098 mSDtfsCounter, 587 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:51,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [587 Valid, 1706 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:26:51,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3316 states. [2022-12-13 13:26:51,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3316 to 3313. [2022-12-13 13:26:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3313 states, 2564 states have (on average 1.3627145085803432) internal successors, (3494), 2576 states have internal predecessors, (3494), 623 states have call successors, (623), 126 states have call predecessors, (623), 125 states have return successors, (630), 618 states have call predecessors, (630), 618 states have call successors, (630) [2022-12-13 13:26:51,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 3313 states and 4747 transitions. [2022-12-13 13:26:51,987 INFO L78 Accepts]: Start accepts. Automaton has 3313 states and 4747 transitions. Word has length 34 [2022-12-13 13:26:51,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:51,987 INFO L495 AbstractCegarLoop]: Abstraction has 3313 states and 4747 transitions. [2022-12-13 13:26:51,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:51,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 4747 transitions. [2022-12-13 13:26:51,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-13 13:26:51,988 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:51,988 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:26:52,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 13:26:52,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:52,189 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:52,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:52,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1256593189, now seen corresponding path program 1 times [2022-12-13 13:26:52,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:52,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1330920653] [2022-12-13 13:26:52,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:52,190 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:52,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:52,191 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:52,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 13:26:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:52,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:26:52,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:26:52,530 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:52,530 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:52,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1330920653] [2022-12-13 13:26:52,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1330920653] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:52,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:52,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:26:52,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60139916] [2022-12-13 13:26:52,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:52,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:52,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:52,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:52,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:52,531 INFO L87 Difference]: Start difference. First operand 3313 states and 4747 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:52,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:52,655 INFO L93 Difference]: Finished difference Result 3315 states and 4748 transitions. [2022-12-13 13:26:52,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:52,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 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 35 [2022-12-13 13:26:52,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:52,665 INFO L225 Difference]: With dead ends: 3315 [2022-12-13 13:26:52,665 INFO L226 Difference]: Without dead ends: 3312 [2022-12-13 13:26:52,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:52,667 INFO L413 NwaCegarLoop]: 620 mSDtfsCounter, 592 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:52,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [592 Valid, 620 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:26:52,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3312 states. [2022-12-13 13:26:52,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3312 to 3312. [2022-12-13 13:26:52,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 2564 states have (on average 1.3623244929797191) internal successors, (3493), 2575 states have internal predecessors, (3493), 622 states have call successors, (622), 126 states have call predecessors, (622), 125 states have return successors, (630), 618 states have call predecessors, (630), 618 states have call successors, (630) [2022-12-13 13:26:52,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 4745 transitions. [2022-12-13 13:26:52,854 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 4745 transitions. Word has length 35 [2022-12-13 13:26:52,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:52,854 INFO L495 AbstractCegarLoop]: Abstraction has 3312 states and 4745 transitions. [2022-12-13 13:26:52,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 4745 transitions. [2022-12-13 13:26:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-13 13:26:52,855 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:52,856 INFO L195 NwaCegarLoop]: 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] [2022-12-13 13:26:52,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-13 13:26:53,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:53,056 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:53,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:53,057 INFO L85 PathProgramCache]: Analyzing trace with hash -299882282, now seen corresponding path program 1 times [2022-12-13 13:26:53,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:53,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125742907] [2022-12-13 13:26:53,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:53,058 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:53,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:53,058 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:53,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-13 13:26:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:53,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:26:53,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 13:26:53,420 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:53,420 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:53,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125742907] [2022-12-13 13:26:53,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125742907] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:53,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:53,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:26:53,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115892885] [2022-12-13 13:26:53,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:53,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:53,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:53,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:53,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:53,421 INFO L87 Difference]: Start difference. First operand 3312 states and 4745 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:53,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:53,567 INFO L93 Difference]: Finished difference Result 3314 states and 4746 transitions. [2022-12-13 13:26:53,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:53,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (3), 2 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 36 [2022-12-13 13:26:53,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:53,577 INFO L225 Difference]: With dead ends: 3314 [2022-12-13 13:26:53,577 INFO L226 Difference]: Without dead ends: 3302 [2022-12-13 13:26:53,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:53,578 INFO L413 NwaCegarLoop]: 619 mSDtfsCounter, 589 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:53,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 619 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:26:53,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2022-12-13 13:26:53,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 3302. [2022-12-13 13:26:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 2555 states have (on average 1.3620352250489236) internal successors, (3480), 2565 states have internal predecessors, (3480), 621 states have call successors, (621), 126 states have call predecessors, (621), 125 states have return successors, (630), 618 states have call predecessors, (630), 618 states have call successors, (630) [2022-12-13 13:26:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 4731 transitions. [2022-12-13 13:26:53,760 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 4731 transitions. Word has length 36 [2022-12-13 13:26:53,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:53,760 INFO L495 AbstractCegarLoop]: Abstraction has 3302 states and 4731 transitions. [2022-12-13 13:26:53,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 13:26:53,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 4731 transitions. [2022-12-13 13:26:53,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-13 13:26:53,761 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:53,761 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-12-13 13:26:53,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-13 13:26:53,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:53,962 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:53,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:53,962 INFO L85 PathProgramCache]: Analyzing trace with hash -885607151, now seen corresponding path program 1 times [2022-12-13 13:26:53,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:53,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285345320] [2022-12-13 13:26:53,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:53,964 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:53,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:53,964 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:53,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-13 13:26:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:54,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 1290 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:26:54,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-13 13:26:54,464 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:54,465 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:54,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285345320] [2022-12-13 13:26:54,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285345320] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:54,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:54,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:26:54,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050758528] [2022-12-13 13:26:54,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:54,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:26:54,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:54,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:26:54,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:54,466 INFO L87 Difference]: Start difference. First operand 3302 states and 4731 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:26:54,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:54,718 INFO L93 Difference]: Finished difference Result 6720 states and 9627 transitions. [2022-12-13 13:26:54,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:26:54,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 103 [2022-12-13 13:26:54,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:54,727 INFO L225 Difference]: With dead ends: 6720 [2022-12-13 13:26:54,727 INFO L226 Difference]: Without dead ends: 3430 [2022-12-13 13:26:54,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:26:54,733 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 45 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:54,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 1220 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:26:54,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3430 states. [2022-12-13 13:26:54,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3430 to 3406. [2022-12-13 13:26:54,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3406 states, 2658 states have (on average 1.36418359668924) internal successors, (3626), 2668 states have internal predecessors, (3626), 621 states have call successors, (621), 127 states have call predecessors, (621), 126 states have return successors, (630), 618 states have call predecessors, (630), 618 states have call successors, (630) [2022-12-13 13:26:54,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 3406 states and 4877 transitions. [2022-12-13 13:26:54,956 INFO L78 Accepts]: Start accepts. Automaton has 3406 states and 4877 transitions. Word has length 103 [2022-12-13 13:26:54,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:54,957 INFO L495 AbstractCegarLoop]: Abstraction has 3406 states and 4877 transitions. [2022-12-13 13:26:54,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:26:54,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 4877 transitions. [2022-12-13 13:26:54,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 13:26:54,958 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:54,958 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:26:54,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-13 13:26:55,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:55,159 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:55,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:55,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1647272703, now seen corresponding path program 1 times [2022-12-13 13:26:55,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:55,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1121146959] [2022-12-13 13:26:55,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:55,161 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:55,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:55,161 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:55,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-13 13:26:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:55,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 1312 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-13 13:26:55,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 13:26:55,904 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:26:55,905 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:55,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1121146959] [2022-12-13 13:26:55,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1121146959] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:26:55,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:26:55,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 13:26:55,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174612246] [2022-12-13 13:26:55,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:26:55,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 13:26:55,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:55,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 13:26:55,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-13 13:26:55,907 INFO L87 Difference]: Start difference. First operand 3406 states and 4877 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 4 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:26:57,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:26:57,219 INFO L93 Difference]: Finished difference Result 7264 states and 10444 transitions. [2022-12-13 13:26:57,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 13:26:57,219 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 4 states have call predecessors, (10), 2 states have call successors, (10) Word has length 112 [2022-12-13 13:26:57,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:26:57,229 INFO L225 Difference]: With dead ends: 7264 [2022-12-13 13:26:57,229 INFO L226 Difference]: Without dead ends: 3874 [2022-12-13 13:26:57,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-12-13 13:26:57,233 INFO L413 NwaCegarLoop]: 684 mSDtfsCounter, 119 mSDsluCounter, 5323 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 6007 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:26:57,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 6007 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-13 13:26:57,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3874 states. [2022-12-13 13:26:57,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3874 to 3486. [2022-12-13 13:26:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3486 states, 2722 states have (on average 1.3556208670095518) internal successors, (3690), 2732 states have internal predecessors, (3690), 621 states have call successors, (621), 127 states have call predecessors, (621), 142 states have return successors, (694), 634 states have call predecessors, (694), 618 states have call successors, (694) [2022-12-13 13:26:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3486 states and 5005 transitions. [2022-12-13 13:26:57,520 INFO L78 Accepts]: Start accepts. Automaton has 3486 states and 5005 transitions. Word has length 112 [2022-12-13 13:26:57,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:26:57,520 INFO L495 AbstractCegarLoop]: Abstraction has 3486 states and 5005 transitions. [2022-12-13 13:26:57,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 8 states have internal predecessors, (82), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 4 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:26:57,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3486 states and 5005 transitions. [2022-12-13 13:26:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 13:26:57,522 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:26:57,522 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:26:57,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-12-13 13:26:57,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:57,723 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:26:57,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:26:57,723 INFO L85 PathProgramCache]: Analyzing trace with hash -2104959351, now seen corresponding path program 1 times [2022-12-13 13:26:57,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:26:57,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1719641959] [2022-12-13 13:26:57,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:26:57,724 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:26:57,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:26:57,725 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:26:57,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-13 13:26:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:26:58,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 1329 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-13 13:26:58,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:26:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 13:26:58,490 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:26:59,095 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-13 13:26:59,095 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:26:59,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1719641959] [2022-12-13 13:26:59,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1719641959] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:26:59,095 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 13:26:59,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-12-13 13:26:59,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529220243] [2022-12-13 13:26:59,096 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 13:26:59,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 13:26:59,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:26:59,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 13:26:59,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2022-12-13 13:26:59,097 INFO L87 Difference]: Start difference. First operand 3486 states and 5005 transitions. Second operand has 16 states, 16 states have (on average 6.3125) internal successors, (101), 12 states have internal predecessors, (101), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (18), 8 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-13 13:27:03,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:27:05,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:27:05,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:27:05,842 INFO L93 Difference]: Finished difference Result 7392 states and 10620 transitions. [2022-12-13 13:27:05,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 13:27:05,849 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.3125) internal successors, (101), 12 states have internal predecessors, (101), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (18), 8 states have call predecessors, (18), 4 states have call successors, (18) Word has length 118 [2022-12-13 13:27:05,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:27:05,859 INFO L225 Difference]: With dead ends: 7392 [2022-12-13 13:27:05,859 INFO L226 Difference]: Without dead ends: 3922 [2022-12-13 13:27:05,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2022-12-13 13:27:05,866 INFO L413 NwaCegarLoop]: 674 mSDtfsCounter, 61 mSDsluCounter, 9248 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 9922 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2022-12-13 13:27:05,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 9922 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 149 Invalid, 2 Unknown, 0 Unchecked, 6.4s Time] [2022-12-13 13:27:05,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3922 states. [2022-12-13 13:27:06,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3922 to 3502. [2022-12-13 13:27:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3502 states, 2730 states have (on average 1.3545787545787547) internal successors, (3698), 2740 states have internal predecessors, (3698), 629 states have call successors, (629), 127 states have call predecessors, (629), 142 states have return successors, (710), 642 states have call predecessors, (710), 626 states have call successors, (710) [2022-12-13 13:27:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3502 states and 5037 transitions. [2022-12-13 13:27:06,140 INFO L78 Accepts]: Start accepts. Automaton has 3502 states and 5037 transitions. Word has length 118 [2022-12-13 13:27:06,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:27:06,140 INFO L495 AbstractCegarLoop]: Abstraction has 3502 states and 5037 transitions. [2022-12-13 13:27:06,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.3125) internal successors, (101), 12 states have internal predecessors, (101), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (18), 8 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-13 13:27:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3502 states and 5037 transitions. [2022-12-13 13:27:06,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-13 13:27:06,142 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:27:06,142 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 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] [2022-12-13 13:27:06,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-12-13 13:27:06,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:06,345 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:27:06,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:27:06,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1108150273, now seen corresponding path program 2 times [2022-12-13 13:27:06,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:27:06,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [842140016] [2022-12-13 13:27:06,350 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 13:27:06,351 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:06,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:27:06,353 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:27:06,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-12-13 13:27:07,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 13:27:07,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 13:27:07,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 1346 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 13:27:07,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:27:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 13:27:07,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:27:07,335 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:27:07,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [842140016] [2022-12-13 13:27:07,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [842140016] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:27:07,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:27:07,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:27:07,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684111166] [2022-12-13 13:27:07,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:27:07,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:27:07,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:27:07,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:27:07,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:27:07,337 INFO L87 Difference]: Start difference. First operand 3502 states and 5037 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:27:07,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:27:07,541 INFO L93 Difference]: Finished difference Result 7004 states and 10073 transitions. [2022-12-13 13:27:07,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:27:07,542 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 124 [2022-12-13 13:27:07,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:27:07,550 INFO L225 Difference]: With dead ends: 7004 [2022-12-13 13:27:07,551 INFO L226 Difference]: Without dead ends: 3502 [2022-12-13 13:27:07,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:27:07,558 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 0 mSDsluCounter, 1837 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2453 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:27:07,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2453 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:27:07,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3502 states. [2022-12-13 13:27:07,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3502 to 3502. [2022-12-13 13:27:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3502 states, 2730 states have (on average 1.3545787545787547) internal successors, (3698), 2740 states have internal predecessors, (3698), 629 states have call successors, (629), 127 states have call predecessors, (629), 142 states have return successors, (702), 642 states have call predecessors, (702), 626 states have call successors, (702) [2022-12-13 13:27:07,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3502 states and 5029 transitions. [2022-12-13 13:27:07,767 INFO L78 Accepts]: Start accepts. Automaton has 3502 states and 5029 transitions. Word has length 124 [2022-12-13 13:27:07,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:27:07,767 INFO L495 AbstractCegarLoop]: Abstraction has 3502 states and 5029 transitions. [2022-12-13 13:27:07,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:27:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3502 states and 5029 transitions. [2022-12-13 13:27:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-13 13:27:07,770 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:27:07,770 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:27:07,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-12-13 13:27:07,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:07,971 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:27:07,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:27:07,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1112012487, now seen corresponding path program 3 times [2022-12-13 13:27:07,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:27:07,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1630402168] [2022-12-13 13:27:07,973 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 13:27:07,973 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:07,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:27:07,975 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:27:07,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-12-13 13:27:08,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-13 13:27:08,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 13:27:08,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:27:08,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:27:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-13 13:27:08,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:27:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-13 13:27:09,154 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:27:09,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1630402168] [2022-12-13 13:27:09,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1630402168] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:27:09,155 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 13:27:09,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-12-13 13:27:09,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316523595] [2022-12-13 13:27:09,155 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 13:27:09,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:27:09,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:27:09,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:27:09,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:27:09,156 INFO L87 Difference]: Start difference. First operand 3502 states and 5029 transitions. Second operand has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 4 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 13:27:12,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:27:12,751 INFO L93 Difference]: Finished difference Result 20909 states and 30067 transitions. [2022-12-13 13:27:12,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:27:12,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 4 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 130 [2022-12-13 13:27:12,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:27:12,811 INFO L225 Difference]: With dead ends: 20909 [2022-12-13 13:27:12,811 INFO L226 Difference]: Without dead ends: 20887 [2022-12-13 13:27:12,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:27:12,818 INFO L413 NwaCegarLoop]: 2040 mSDtfsCounter, 2695 mSDsluCounter, 2822 mSDsCounter, 0 mSdLazyCounter, 1143 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2695 SdHoareTripleChecker+Valid, 4862 SdHoareTripleChecker+Invalid, 1525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 1143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 13:27:12,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2695 Valid, 4862 Invalid, 1525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 1143 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 13:27:12,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20887 states. [2022-12-13 13:27:14,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20887 to 20806. [2022-12-13 13:27:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20806 states, 16214 states have (on average 1.3561736770691994) internal successors, (21989), 16280 states have internal predecessors, (21989), 3749 states have call successors, (3749), 747 states have call predecessors, (3749), 842 states have return successors, (4202), 3826 states have call predecessors, (4202), 3746 states have call successors, (4202) [2022-12-13 13:27:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20806 states to 20806 states and 29940 transitions. [2022-12-13 13:27:14,264 INFO L78 Accepts]: Start accepts. Automaton has 20806 states and 29940 transitions. Word has length 130 [2022-12-13 13:27:14,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:27:14,265 INFO L495 AbstractCegarLoop]: Abstraction has 20806 states and 29940 transitions. [2022-12-13 13:27:14,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 4 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 13:27:14,265 INFO L276 IsEmpty]: Start isEmpty. Operand 20806 states and 29940 transitions. [2022-12-13 13:27:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-13 13:27:14,273 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:27:14,273 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:27:14,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2022-12-13 13:27:14,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:14,474 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:27:14,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:27:14,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1903091131, now seen corresponding path program 1 times [2022-12-13 13:27:14,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:27:14,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1760734289] [2022-12-13 13:27:14,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:27:14,476 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:14,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:27:14,477 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:27:14,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-12-13 13:27:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:27:44,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:27:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:27:49,086 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 13:27:49,087 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 13:27:49,088 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 13:27:49,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2022-12-13 13:27:49,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:27:49,301 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:27:49,312 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:27:49,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:27:49 BoogieIcfgContainer [2022-12-13 13:27:49,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:27:49,440 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:27:49,440 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:27:49,440 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:27:49,440 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:26:47" (3/4) ... [2022-12-13 13:27:49,441 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 13:27:49,571 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 13:27:49,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:27:49,571 INFO L158 Benchmark]: Toolchain (without parser) took 79056.68ms. Allocated memory was 65.0MB in the beginning and 673.2MB in the end (delta: 608.2MB). Free memory was 37.1MB in the beginning and 484.2MB in the end (delta: -447.1MB). Peak memory consumption was 458.8MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,571 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 28.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:27:49,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1264.17ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 36.9MB in the beginning and 42.2MB in the end (delta: -5.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.40ms. Allocated memory is still 96.5MB. Free memory was 42.2MB in the beginning and 45.8MB in the end (delta: -3.6MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,572 INFO L158 Benchmark]: Boogie Preprocessor took 120.73ms. Allocated memory is still 96.5MB. Free memory was 45.8MB in the beginning and 32.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,572 INFO L158 Benchmark]: RCFGBuilder took 15099.30ms. Allocated memory was 96.5MB in the beginning and 237.0MB in the end (delta: 140.5MB). Free memory was 32.8MB in the beginning and 129.2MB in the end (delta: -96.4MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,572 INFO L158 Benchmark]: TraceAbstraction took 62315.96ms. Allocated memory was 237.0MB in the beginning and 545.3MB in the end (delta: 308.3MB). Free memory was 128.2MB in the beginning and 117.5MB in the end (delta: 10.6MB). Peak memory consumption was 319.7MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,572 INFO L158 Benchmark]: Witness Printer took 131.05ms. Allocated memory was 545.3MB in the beginning and 673.2MB in the end (delta: 127.9MB). Free memory was 117.5MB in the beginning and 484.2MB in the end (delta: -366.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2022-12-13 13:27:49,574 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 28.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1264.17ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 36.9MB in the beginning and 42.2MB in the end (delta: -5.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.40ms. Allocated memory is still 96.5MB. Free memory was 42.2MB in the beginning and 45.8MB in the end (delta: -3.6MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.73ms. Allocated memory is still 96.5MB. Free memory was 45.8MB in the beginning and 32.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 15099.30ms. Allocated memory was 96.5MB in the beginning and 237.0MB in the end (delta: 140.5MB). Free memory was 32.8MB in the beginning and 129.2MB in the end (delta: -96.4MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. * TraceAbstraction took 62315.96ms. Allocated memory was 237.0MB in the beginning and 545.3MB in the end (delta: 308.3MB). Free memory was 128.2MB in the beginning and 117.5MB in the end (delta: 10.6MB). Peak memory consumption was 319.7MB. Max. memory is 16.1GB. * Witness Printer took 131.05ms. Allocated memory was 545.3MB in the beginning and 673.2MB in the end (delta: 127.9MB). Free memory was 117.5MB in the beginning and 484.2MB in the end (delta: -366.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - 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 - CounterExampleResult [Line: 3735]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L3758] int ldv_state_variable_1 ; [L3759] int LDV_IN_INTERRUPT = 1; [L3760] int usb_counter ; [L3761] struct usb_interface *gtco_driverinfo_table_group1 ; [L3762] int ref_cnt ; [L3763] int ldv_state_variable_0 ; [L3830-L3844] static struct usb_device_id const gtco_usbid_table[6U] = { {3U, 1932U, 1024U, (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, 1932U, 1025U, (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, 1932U, 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, 0UL}, {3U, 1932U, 4097U, (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, 1932U, 4098U, (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}}; [L3845] struct usb_device_id const __mod_usb_device_table ; [L4829-L4834] static struct usb_driver gtco_driverinfo_table = {"gtco", & gtco_probe, & gtco_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& gtco_usbid_table), {{{{{{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, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L4850] int ldv_retval_0 ; [L4851] int ldv_retval_1 ; [L5064] int INTERF_STATE = 0; [L5065] int SERIAL_STATE = 0; [L5066] void *usb_intfdata = 0; [L5067] struct urb *usb_urb = 0; [L5068] struct usb_device *usb_dev = 0; [L5069] int dev_counter = 0; [L5070] int completeFnIntCounter = 0; [L5071] int completeFnBulkCounter = 0; [L5072] void (*completeFnInt)(struct urb * ) ; [L5073] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4865] struct usb_device_id *ldvarg0 ; [L4866] void *tmp ; [L4867] int tmp___0 ; [L4868] int tmp___1 ; [L4869] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3700] void *p ; [L3701] void *tmp ; [L3702] int tmp___0 ; [L3704] tmp___0 = __VERIFIER_nondet_int() [L3705] COND TRUE tmp___0 != 0 [L3706] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, size=32, tmp___0=-2147483648, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_zalloc(32UL)={0:0}, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] tmp = ldv_zalloc(32UL) [L4872] ldvarg0 = (struct usb_device_id *)tmp [L4873] FCALL ldv_initialize() [L4874] ldv_state_variable_1 = 0 [L4875] ref_cnt = 0 [L4876] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: [L4910] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4911] COND TRUE ldv_state_variable_0 != 0 [L4912] tmp___2 = __VERIFIER_nondet_int() [L4914] case 0: [L4922] 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, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4923] COND TRUE ldv_state_variable_0 == 1 [L4924] CALL, EXPR gtco_driverinfo_table_init() [L4837] int tmp ; [L4839] CALL, EXPR ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L5036] ldv_func_ret_type ldv_func_res ; [L5037] int tmp ; [L5039] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5370] return __VERIFIER_nondet_int(); [L5039] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5039] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5040] ldv_func_res = tmp [L5041] ldv_state_variable_1 = 1 [L5042] usb_counter = 0 [L5043] CALL ldv_usb_driver_1() [L4856] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3700] void *p ; [L3701] void *tmp ; [L3702] int tmp___0 ; [L3704] tmp___0 = __VERIFIER_nondet_int() [L3705] COND TRUE tmp___0 != 0 [L3706] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=1520, tmp___0=-2147483648, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_zalloc(1520UL)={0:0}, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] tmp = ldv_zalloc(1520UL) [L4859] gtco_driverinfo_table_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5043] RET ldv_usb_driver_1() [L5044] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, ldv_func_arg1={166:0}, ldv_func_arg1={166:0}, ldv_func_arg2={167:168}, ldv_func_arg2={167:168}, ldv_func_arg3={164:0}, ldv_func_arg3={164:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4839] RET, EXPR ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L4839] tmp = ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L4840] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4924] RET, EXPR gtco_driverinfo_table_init() [L4924] ldv_retval_1 = gtco_driverinfo_table_init() [L4925] COND TRUE ldv_retval_1 == 0 [L4926] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4929] COND FALSE !(ldv_retval_1 != 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4881] COND TRUE ldv_state_variable_1 != 0 [L4882] tmp___1 = __VERIFIER_nondet_int() [L4884] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=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}] [L4885] COND TRUE ldv_state_variable_1 == 1 [L4886] CALL, EXPR gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4569] struct gtco *gtco ; [L4570] struct input_dev *input_dev ; [L4571] struct hid_descriptor *hid_desc ; [L4572] char *report ; [L4573] int result ; [L4574] int retry ; [L4575] int error ; [L4576] struct usb_endpoint_descriptor *endpoint ; [L4577] void *tmp ; [L4578] struct usb_device *tmp___0 ; [L4579] void *tmp___1 ; [L4580] struct _ddebug descriptor ; [L4581] long tmp___2 ; [L4582] struct _ddebug descriptor___0 ; [L4583] long tmp___3 ; [L4584] struct _ddebug descriptor___1 ; [L4585] long tmp___4 ; [L4586] struct _ddebug descriptor___2 ; [L4587] long tmp___5 ; [L4588] struct _ddebug descriptor___3 ; [L4589] long tmp___6 ; [L4590] int tmp___7 ; [L4591] struct _ddebug descriptor___4 ; [L4592] long tmp___8 ; [L4593] int tmp___9 ; [L4594] struct _ddebug descriptor___5 ; [L4595] long tmp___10 ; [L4596] void *tmp___11 ; [L4597] unsigned int tmp___12 ; [L4598] struct _ddebug descriptor___6 ; [L4599] long tmp___13 ; [L4600] unsigned int tmp___14 ; [L4602] result = 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={-4611686035607257089:0}, descriptor___0={-33:0}, descriptor___1={-9223372036854775793:0}, descriptor___2={-4611686018427388017:0}, descriptor___3={-113:0}, descriptor___4={-4611686018427387985:0}, descriptor___5={-4611686018427388001:0}, descriptor___6={-49:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={-4611686018427387953:0}, id={0:0}, id={0:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4603] CALL, EXPR kzalloc(152UL, 208U) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3667] void *tmp ; [L3669] CALL, EXPR kmalloc(size, flags | 32768U) [L3658] void *tmp___2 ; [L3660] CALL, EXPR __kmalloc(size, flags) [L3653] CALL, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=152, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp VAL [={0:0}, ={0:0}, \old(size)=152, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-9223372036854775807:0}, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-9223372036854775807:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(size)=152, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-9223372036854775807:0}, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-9223372036854775807:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, \old(size)=152, \result={-9223372036854775807:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-9223372036854775807:0}, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-9223372036854775807:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] RET, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=152, \old(t)=32976, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-9223372036854775807:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=152, t=32976, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] return ldv_malloc(size); [L3660] RET, EXPR __kmalloc(size, flags) [L3660] tmp___2 = __kmalloc(size, flags) [L3661] return (tmp___2); VAL [={0:0}, ={0:0}, \old(flags)=32976, \old(size)=152, \result={-9223372036854775807:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=32976, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=152, tmp___2={-9223372036854775807:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3669] RET, EXPR kmalloc(size, flags | 32768U) [L3669] tmp = kmalloc(size, flags | 32768U) [L3670] return (tmp); VAL [={0:0}, ={0:0}, \old(flags)=208, \old(size)=152, \result={-9223372036854775807:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=208, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=152, tmp={-9223372036854775807:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4603] RET, EXPR kzalloc(152UL, 208U) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={-4611686035607257089:0}, descriptor___0={-33:0}, descriptor___1={-9223372036854775793:0}, descriptor___2={-4611686018427388017:0}, descriptor___3={-113:0}, descriptor___4={-4611686018427387985:0}, descriptor___5={-4611686018427388001:0}, descriptor___6={-49:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={-4611686018427387953:0}, id={0:0}, id={0:0}, INTERF_STATE=0, kzalloc(152UL, 208U)={-9223372036854775807:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4603] tmp = kzalloc(152UL, 208U) [L4604] gtco = (struct gtco *)tmp [L4605] CALL, EXPR input_allocate_device() [L3766] CALL, EXPR kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3667] void *tmp ; [L3669] CALL, EXPR kmalloc(size, flags | 32768U) [L3658] void *tmp___2 ; [L3660] CALL, EXPR __kmalloc(size, flags) [L3653] CALL, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=2144, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp VAL [={0:0}, ={0:0}, \old(size)=2144, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={6917529027641081857:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={6917529027641081857:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(size)=2144, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={6917529027641081857:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={6917529027641081857:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, \old(size)=2144, \result={6917529027641081857:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={6917529027641081857:0}, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={6917529027641081857:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] RET, EXPR ldv_malloc(size) VAL [={0:0}, ={0:0}, \old(size)=2144, \old(t)=32976, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={6917529027641081857:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=2144, t=32976, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] return ldv_malloc(size); [L3660] RET, EXPR __kmalloc(size, flags) [L3660] tmp___2 = __kmalloc(size, flags) [L3661] return (tmp___2); VAL [={0:0}, ={0:0}, \old(flags)=32976, \old(size)=2144, \result={6917529027641081857:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=32976, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp___2={6917529027641081857:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3669] RET, EXPR kmalloc(size, flags | 32768U) [L3669] tmp = kmalloc(size, flags | 32768U) [L3670] return (tmp); VAL [={0:0}, ={0:0}, \old(flags)=208, \old(size)=2144, \result={6917529027641081857:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, flags=208, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=2144, tmp={6917529027641081857:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3766] RET, EXPR kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u)={6917529027641081857:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3766] return kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u); [L4605] RET, EXPR input_allocate_device() [L4605] input_dev = input_allocate_device() [L4606] COND FALSE !((unsigned long )gtco == (unsigned long )((struct gtco *)0) || (unsigned long )input_dev == (unsigned long )((struct input_dev *)0)) [L4612] gtco->inputdevice = input_dev [L4613] CALL, EXPR interface_to_usbdev(usbinterface) [L4956] struct usb_device *tmp ; [L4958] CALL, EXPR ldv_interface_to_usbdev() [L5177] void *result ; [L5178] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] CALL, EXPR ldv_malloc(sizeof(struct usb_device)) VAL [={0:0}, ={0:0}, \old(size)=1889, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp VAL [={0:0}, ={0:0}, \old(size)=1889, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={4611686018427387905:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, tmp={4611686018427387905:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, \old(cond)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, cond=1, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3693] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, ={0:0}, \old(size)=1889, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={4611686018427387905:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, tmp={4611686018427387905:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, \old(size)=1889, \result={4611686018427387905:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={4611686018427387905:0}, ref_cnt=0, SERIAL_STATE=0, size=1889, tmp={4611686018427387905:0}, tmp___0=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] RET, EXPR ldv_malloc(sizeof(struct usb_device)) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct usb_device))={4611686018427387905:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] tmp = ldv_malloc(sizeof(struct usb_device)) [L5181] result = 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result={4611686018427387905:0}, SERIAL_STATE=0, tmp={4611686018427387905:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5182] COND TRUE (unsigned long )result != (unsigned long )((void *)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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result={4611686018427387905:0}, SERIAL_STATE=0, tmp={4611686018427387905:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5186] return (result); VAL [={0:0}, ={0:0}, \result={4611686018427387905:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result={4611686018427387905:0}, SERIAL_STATE=0, tmp={4611686018427387905:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4958] RET, EXPR ldv_interface_to_usbdev() [L4958] tmp = ldv_interface_to_usbdev() [L4959] return (tmp); VAL [={0:0}, ={0:0}, \result={4611686018427387905:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, intf={0:0}, intf={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp={4611686018427387905:0}, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4613] RET, EXPR interface_to_usbdev(usbinterface) [L4613] tmp___0 = interface_to_usbdev(usbinterface) [L4614] CALL, EXPR ldv_usb_get_dev_4(tmp___0) [L4980] struct usb_device *tmp ; [L4982] CALL, EXPR ldv_get_dev(ldv_func_arg1) [L5191] int 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, data={4611686018427387905:0}, data={4611686018427387905:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5193] COND TRUE (unsigned long )usb_dev == (unsigned long )((struct usb_device *)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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, data={4611686018427387905:0}, data={4611686018427387905:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] CALL, EXPR ldv_undef_int() 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3717] int tmp ; [L3719] tmp = __VERIFIER_nondet_int() [L3720] return (tmp); VAL [={0:0}, ={0:0}, \result=-2147483648, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=-2147483648, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] RET, EXPR ldv_undef_int() 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, data={4611686018427387905:0}, data={4611686018427387905:0}, dev_counter=0, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_undef_int()=-2147483648, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] tmp = ldv_undef_int() [L5195] COND TRUE \read(tmp) [L5196] dev_counter = dev_counter + 1 [L5197] usb_dev = data 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, data={4611686018427387905:0}, data={4611686018427387905:0}, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=-2147483648, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5205] return (usb_dev); VAL [={0:0}, ={0:0}, \result={4611686018427387905:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, data={4611686018427387905:0}, data={4611686018427387905:0}, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp=-2147483648, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4982] RET, EXPR ldv_get_dev(ldv_func_arg1) [L4982] tmp = ldv_get_dev(ldv_func_arg1) [L4983] return (tmp); VAL [={0:0}, ={0:0}, \result={4611686018427387905:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, ldv_func_arg1={4611686018427387905:0}, ldv_func_arg1={4611686018427387905:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, tmp={4611686018427387905:0}, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4614] RET, EXPR ldv_usb_get_dev_4(tmp___0) [L4614] gtco->usbdev = ldv_usb_get_dev_4(tmp___0) [L4615] gtco->intf = usbinterface [L4616] EXPR gtco->usbdev [L4616] CALL, EXPR usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L5353] CALL, EXPR ldv_malloc(0UL) VAL [={0:0}, ={0:0}, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND TRUE tmp___0 != 0 [L3689] return ((void *)0); VAL [={0:0}, ={0:0}, \old(size)=0, \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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, size=0, tmp___0=-2147483648, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5353] RET, EXPR ldv_malloc(0UL) VAL [={0:0}, ={0:0}, \old(arg1)=10, \old(arg2)=208, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, arg0={4611686018427387905:0}, arg0={4611686018427387905:0}, arg1=10, arg2=208, arg3={-9223372036854775807:32}, arg3={-9223372036854775807:32}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5353] return ldv_malloc(0UL); [L4616] RET, EXPR usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L4616] tmp___1 = usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L4617] gtco->buffer = (unsigned char *)tmp___1 [L4618] EXPR gtco->buffer 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={-4611686035607257089:0}, descriptor___0={-33:0}, descriptor___1={-9223372036854775793:0}, descriptor___2={-4611686018427388017:0}, descriptor___3={-113:0}, descriptor___4={-4611686018427387985:0}, descriptor___5={-4611686018427388001:0}, descriptor___6={-49:0}, dev_counter=1, gtco={-9223372036854775807:0}, gtco->buffer={0:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={-4611686018427387953:0}, id={0:0}, id={0:0}, input_dev={6917529027641081857:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-9223372036854775807:0}, tmp___0={4611686018427387905:0}, tmp___1={0:0}, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4618] COND TRUE (unsigned long )gtco->buffer == (unsigned long )((unsigned char *)0U) [L4620] error = -12 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={-4611686035607257089:0}, descriptor___0={-33:0}, descriptor___1={-9223372036854775793:0}, descriptor___2={-4611686018427388017:0}, descriptor___3={-113:0}, descriptor___4={-4611686018427387985:0}, descriptor___5={-4611686018427388001:0}, descriptor___6={-49:0}, dev_counter=1, error=-12, gtco={-9223372036854775807:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={-4611686018427387953:0}, id={0:0}, id={0:0}, input_dev={6917529027641081857:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-9223372036854775807:0}, tmp___0={4611686018427387905:0}, tmp___1={0:0}, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4805] FCALL input_free_device(input_dev) [L4806] CALL kfree((void const *)gtco) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-9223372036854775807:0}, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4806] RET kfree((void const *)gtco) 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, descriptor={-4611686035607257089:0}, descriptor___0={-33:0}, descriptor___1={-9223372036854775793:0}, descriptor___2={-4611686018427388017:0}, descriptor___3={-113:0}, descriptor___4={-4611686018427387985:0}, descriptor___5={-4611686018427388001:0}, descriptor___6={-49:0}, dev_counter=1, error=-12, gtco={-9223372036854775807:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, hid_desc={-4611686018427387953:0}, id={0:0}, id={0:0}, input_dev={6917529027641081857:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-9223372036854775807:0}, tmp___0={4611686018427387905:0}, tmp___1={0:0}, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); VAL [={0:0}, ={0:0}, \result=-12, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, error=-12, gtco={-9223372036854775807:0}, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, id={0:0}, id={0:0}, input_dev={6917529027641081857:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, result=0, SERIAL_STATE=0, tmp={-9223372036854775807:0}, tmp___0={4611686018427387905:0}, tmp___1={0:0}, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}, usbinterface={0:0}, usbinterface={0:0}] [L4886] RET, EXPR gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4886] ldv_retval_0 = gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4887] COND FALSE !(ldv_retval_0 == 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=0, tmp___1=0, tmp___2=1, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: [L4910] 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, __this_module={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, tmp___1=0, tmp___2=1, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4911] COND TRUE ldv_state_variable_0 != 0 [L4912] tmp___2 = __VERIFIER_nondet_int() [L4914] 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, tmp___1=0, tmp___2=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4915] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L4916] CALL gtco_driverinfo_table_exit() [L4846] CALL ldv_usb_deregister_12(& gtco_driverinfo_table) [L5050] FCALL usb_deregister(arg) [L5051] ldv_state_variable_1 = 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={167:168}, arg={166:0}, arg={166:0}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4846] RET ldv_usb_deregister_12(& gtco_driverinfo_table) [L4916] RET gtco_driverinfo_table_exit() [L4917] ldv_state_variable_0 = 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, __this_module={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, SERIAL_STATE=0, tmp={0:0}, tmp___0=1, tmp___1=0, tmp___2=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4950] CALL ldv_check_final_state() [L5283] COND TRUE (unsigned long )usb_urb == (unsigned long )((struct urb *)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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5287] COND FALSE !((unsigned long )usb_dev == (unsigned long )((struct usb_device *)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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5289] CALL ldv_error() 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3735] reach_error() 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={167:168}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={166:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={165:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={4611686018427387905:0}, usb_intfdata={0:0}, usb_urb={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 451 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 62.1s, OverallIterations: 13, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 7094 SdHoareTripleChecker+Valid, 10.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7090 mSDsluCounter, 32418 SdHoareTripleChecker+Invalid, 9.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22289 mSDsCounter, 400 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1447 IncrementalHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 400 mSolverCounterUnsat, 10129 mSDtfsCounter, 1447 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1053 GetRequests, 1010 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20806occurred in iteration=12, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 948 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 33.8s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 941 NumberOfCodeBlocks, 877 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1045 ConstructedInterpolants, 0 QuantifiedInterpolants, 2304 SizeOfPredicates, 32 NumberOfNonLiveVariables, 12908 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 335/367 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 proved your program to be incorrect! [2022-12-13 13:27:49,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84d3ec7f-d5da-47f2-938a-9d7de2a02167/bin/uautomizer-uyxdKDjOR8/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE