./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 87fc46113f1aa6bf5cd254bff58332904e2431653df647e3a9a61cd4104d8890 --- 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-dbf71c6-m [2022-10-17 17:41:39,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:41:39,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:41:39,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:41:39,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:41:39,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:41:39,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:41:39,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:41:39,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:41:39,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:41:39,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:41:39,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:41:39,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:41:39,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:41:39,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:41:39,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:41:39,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:41:39,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:41:39,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:41:39,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:41:39,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:41:39,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:41:39,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:41:39,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:41:39,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:41:39,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:41:39,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:41:39,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:41:39,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:41:39,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:41:39,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:41:39,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:41:39,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:41:39,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:41:39,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:41:39,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:41:39,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:41:39,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:41:39,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:41:39,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:41:39,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:41:39,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:41:39,448 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:41:39,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:41:39,449 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:41:39,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:41:39,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:41:39,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:41:39,450 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:41:39,450 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:41:39,451 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:41:39,451 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:41:39,451 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:41:39,451 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:41:39,451 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:41:39,452 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:41:39,452 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:41:39,452 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:41:39,452 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:41:39,453 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:41:39,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:41:39,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:41:39,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:41:39,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:41:39,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:41:39,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:41:39,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:41:39,455 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:41:39,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:41:39,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:41:39,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:41:39,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:41:39,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:41:39,456 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:41:39,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:41:39,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:41:39,457 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:41:39,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:41:39,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:41:39,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:41:39,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87fc46113f1aa6bf5cd254bff58332904e2431653df647e3a9a61cd4104d8890 [2022-10-17 17:41:39,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:41:39,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:41:39,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:41:39,776 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:41:39,777 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:41:39,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i [2022-10-17 17:41:39,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/data/3e98c34af/a2ff575284aa4e2aa158b841d621521c/FLAG314bf6fa2 [2022-10-17 17:41:40,802 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:41:40,802 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i [2022-10-17 17:41:40,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/data/3e98c34af/a2ff575284aa4e2aa158b841d621521c/FLAG314bf6fa2 [2022-10-17 17:41:41,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/data/3e98c34af/a2ff575284aa4e2aa158b841d621521c [2022-10-17 17:41:41,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:41:41,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:41:41,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:41,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:41:41,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:41:41,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:41:41" (1/1) ... [2022-10-17 17:41:41,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7df75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:41, skipping insertion in model container [2022-10-17 17:41:41,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:41:41" (1/1) ... [2022-10-17 17:41:41,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:41:41,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:41:44,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[287816,287829] [2022-10-17 17:41:44,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[287961,287974] [2022-10-17 17:41:44,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288107,288120] [2022-10-17 17:41:44,442 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288272,288285] [2022-10-17 17:41:44,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288430,288443] [2022-10-17 17:41:44,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288588,288601] [2022-10-17 17:41:44,444 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288746,288759] [2022-10-17 17:41:44,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288906,288919] [2022-10-17 17:41:44,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289065,289078] [2022-10-17 17:41:44,446 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289204,289217] [2022-10-17 17:41:44,446 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289346,289359] [2022-10-17 17:41:44,447 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289495,289508] [2022-10-17 17:41:44,448 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289634,289647] [2022-10-17 17:41:44,448 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289789,289802] [2022-10-17 17:41:44,449 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289949,289962] [2022-10-17 17:41:44,449 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290100,290113] [2022-10-17 17:41:44,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290251,290264] [2022-10-17 17:41:44,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290403,290416] [2022-10-17 17:41:44,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290552,290565] [2022-10-17 17:41:44,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290700,290713] [2022-10-17 17:41:44,452 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290857,290870] [2022-10-17 17:41:44,452 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291006,291019] [2022-10-17 17:41:44,453 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291162,291175] [2022-10-17 17:41:44,453 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291315,291328] [2022-10-17 17:41:44,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291461,291474] [2022-10-17 17:41:44,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291604,291617] [2022-10-17 17:41:44,455 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291756,291769] [2022-10-17 17:41:44,455 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291902,291915] [2022-10-17 17:41:44,456 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292047,292060] [2022-10-17 17:41:44,456 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292201,292214] [2022-10-17 17:41:44,457 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292352,292365] [2022-10-17 17:41:44,457 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292507,292520] [2022-10-17 17:41:44,458 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292659,292672] [2022-10-17 17:41:44,458 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292814,292827] [2022-10-17 17:41:44,459 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292978,292991] [2022-10-17 17:41:44,459 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293134,293147] [2022-10-17 17:41:44,460 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293298,293311] [2022-10-17 17:41:44,462 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293440,293453] [2022-10-17 17:41:44,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293598,293611] [2022-10-17 17:41:44,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293765,293778] [2022-10-17 17:41:44,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293924,293937] [2022-10-17 17:41:44,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294083,294096] [2022-10-17 17:41:44,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294232,294245] [2022-10-17 17:41:44,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294379,294392] [2022-10-17 17:41:44,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294518,294531] [2022-10-17 17:41:44,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294681,294694] [2022-10-17 17:41:44,471 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294847,294860] [2022-10-17 17:41:44,471 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295011,295024] [2022-10-17 17:41:44,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295176,295189] [2022-10-17 17:41:44,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295341,295354] [2022-10-17 17:41:44,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295507,295520] [2022-10-17 17:41:44,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295672,295685] [2022-10-17 17:41:44,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295839,295852] [2022-10-17 17:41:44,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295999,296012] [2022-10-17 17:41:44,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296161,296174] [2022-10-17 17:41:44,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296320,296333] [2022-10-17 17:41:44,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296466,296479] [2022-10-17 17:41:44,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296609,296622] [2022-10-17 17:41:44,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296753,296766] [2022-10-17 17:41:44,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296896,296909] [2022-10-17 17:41:44,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297040,297053] [2022-10-17 17:41:44,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297181,297194] [2022-10-17 17:41:44,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297319,297332] [2022-10-17 17:41:44,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297477,297490] [2022-10-17 17:41:44,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297636,297649] [2022-10-17 17:41:44,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297792,297805] [2022-10-17 17:41:44,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297941,297954] [2022-10-17 17:41:44,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298093,298106] [2022-10-17 17:41:44,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298244,298257] [2022-10-17 17:41:44,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298393,298406] [2022-10-17 17:41:44,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298545,298558] [2022-10-17 17:41:44,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298693,298706] [2022-10-17 17:41:44,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298846,298859] [2022-10-17 17:41:44,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298997,299010] [2022-10-17 17:41:44,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299147,299160] [2022-10-17 17:41:44,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299294,299307] [2022-10-17 17:41:44,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299445,299458] [2022-10-17 17:41:44,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299596,299609] [2022-10-17 17:41:44,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299744,299757] [2022-10-17 17:41:44,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299910,299923] [2022-10-17 17:41:44,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300079,300092] [2022-10-17 17:41:44,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300246,300259] [2022-10-17 17:41:44,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300414,300427] [2022-10-17 17:41:44,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300564,300577] [2022-10-17 17:41:44,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300711,300724] [2022-10-17 17:41:44,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300872,300885] [2022-10-17 17:41:44,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[301042,301055] [2022-10-17 17:41:44,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[301204,301217] [2022-10-17 17:41:44,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:41:44,545 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:41:44,920 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[287816,287829] [2022-10-17 17:41:44,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[287961,287974] [2022-10-17 17:41:44,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288107,288120] [2022-10-17 17:41:44,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288272,288285] [2022-10-17 17:41:44,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288430,288443] [2022-10-17 17:41:44,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288588,288601] [2022-10-17 17:41:44,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288746,288759] [2022-10-17 17:41:44,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[288906,288919] [2022-10-17 17:41:44,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289065,289078] [2022-10-17 17:41:44,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289204,289217] [2022-10-17 17:41:44,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289346,289359] [2022-10-17 17:41:44,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289495,289508] [2022-10-17 17:41:44,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289634,289647] [2022-10-17 17:41:44,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289789,289802] [2022-10-17 17:41:44,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[289949,289962] [2022-10-17 17:41:44,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290100,290113] [2022-10-17 17:41:44,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290251,290264] [2022-10-17 17:41:44,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290403,290416] [2022-10-17 17:41:44,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290552,290565] [2022-10-17 17:41:44,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290700,290713] [2022-10-17 17:41:44,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[290857,290870] [2022-10-17 17:41:44,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291006,291019] [2022-10-17 17:41:44,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291162,291175] [2022-10-17 17:41:44,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291315,291328] [2022-10-17 17:41:44,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291461,291474] [2022-10-17 17:41:44,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291604,291617] [2022-10-17 17:41:44,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291756,291769] [2022-10-17 17:41:44,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[291902,291915] [2022-10-17 17:41:44,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292047,292060] [2022-10-17 17:41:44,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292201,292214] [2022-10-17 17:41:44,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292352,292365] [2022-10-17 17:41:44,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292507,292520] [2022-10-17 17:41:44,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292659,292672] [2022-10-17 17:41:44,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292814,292827] [2022-10-17 17:41:44,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[292978,292991] [2022-10-17 17:41:44,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293134,293147] [2022-10-17 17:41:44,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293298,293311] [2022-10-17 17:41:44,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293440,293453] [2022-10-17 17:41:44,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293598,293611] [2022-10-17 17:41:44,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293765,293778] [2022-10-17 17:41:44,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[293924,293937] [2022-10-17 17:41:44,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294083,294096] [2022-10-17 17:41:44,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294232,294245] [2022-10-17 17:41:44,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294379,294392] [2022-10-17 17:41:44,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294518,294531] [2022-10-17 17:41:44,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294681,294694] [2022-10-17 17:41:44,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[294847,294860] [2022-10-17 17:41:44,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295011,295024] [2022-10-17 17:41:44,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295176,295189] [2022-10-17 17:41:44,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295341,295354] [2022-10-17 17:41:44,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295507,295520] [2022-10-17 17:41:44,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295672,295685] [2022-10-17 17:41:44,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295839,295852] [2022-10-17 17:41:44,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[295999,296012] [2022-10-17 17:41:44,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296161,296174] [2022-10-17 17:41:44,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296320,296333] [2022-10-17 17:41:44,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296466,296479] [2022-10-17 17:41:44,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296609,296622] [2022-10-17 17:41:44,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296753,296766] [2022-10-17 17:41:44,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[296896,296909] [2022-10-17 17:41:44,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297040,297053] [2022-10-17 17:41:44,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297181,297194] [2022-10-17 17:41:44,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297319,297332] [2022-10-17 17:41:44,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297477,297490] [2022-10-17 17:41:44,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297636,297649] [2022-10-17 17:41:44,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297792,297805] [2022-10-17 17:41:44,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[297941,297954] [2022-10-17 17:41:44,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298093,298106] [2022-10-17 17:41:44,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298244,298257] [2022-10-17 17:41:44,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298393,298406] [2022-10-17 17:41:44,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298545,298558] [2022-10-17 17:41:44,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298693,298706] [2022-10-17 17:41:44,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298846,298859] [2022-10-17 17:41:44,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[298997,299010] [2022-10-17 17:41:44,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299147,299160] [2022-10-17 17:41:44,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299294,299307] [2022-10-17 17:41:44,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299445,299458] [2022-10-17 17:41:44,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299596,299609] [2022-10-17 17:41:44,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299744,299757] [2022-10-17 17:41:44,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[299910,299923] [2022-10-17 17:41:44,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300079,300092] [2022-10-17 17:41:45,001 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300246,300259] [2022-10-17 17:41:45,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300414,300427] [2022-10-17 17:41:45,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300564,300577] [2022-10-17 17:41:45,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300711,300724] [2022-10-17 17:41:45,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[300872,300885] [2022-10-17 17:41:45,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[301042,301055] [2022-10-17 17:41:45,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i[301204,301217] [2022-10-17 17:41:45,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:41:45,268 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:41:45,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45 WrapperNode [2022-10-17 17:41:45,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:45,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:41:45,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:41:45,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:41:45,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,580 INFO L138 Inliner]: procedures = 516, calls = 1379, calls flagged for inlining = 239, calls inlined = 169, statements flattened = 3204 [2022-10-17 17:41:45,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:41:45,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:41:45,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:41:45,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:41:45,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:41:45,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:41:45,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:41:45,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:41:45,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (1/1) ... [2022-10-17 17:41:45,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:41:45,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:41:45,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:41:45,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acfd4f0-fb0a-4b6a-81a0-bc567b3baef2/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:41:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-10-17 17:41:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-10-17 17:41:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-17 17:41:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-17 17:41:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 17:41:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 17:41:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_disable_irq [2022-10-17 17:41:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_disable_irq [2022-10-17 17:41:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async [2022-10-17 17:41:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async [2022-10-17 17:41:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:41:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:41:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-17 17:41:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-17 17:41:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 17:41:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 17:41:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-17 17:41:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-17 17:41:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-17 17:41:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-17 17:41:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_read_status [2022-10-17 17:41:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_read_status [2022-10-17 17:41:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 17:41:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 17:41:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_read_data [2022-10-17 17:41:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_read_data [2022-10-17 17:41:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 17:41:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 17:41:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-17 17:41:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-17 17:41:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_data_reverse [2022-10-17 17:41:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_data_reverse [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-17 17:41:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-17 17:41:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 17:41:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 17:41:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-10-17 17:41:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-10-17 17:41:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-17 17:41:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-17 17:41:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:41:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-17 17:41:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-17 17:41:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-17 17:41:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-17 17:41:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-17 17:41:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-17 17:41:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 17:41:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 17:41:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-17 17:41:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-17 17:41:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure submit_async_request [2022-10-17 17:41:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_async_request [2022-10-17 17:41:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-10-17 17:41:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-10-17 17:41:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-17 17:41:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-17 17:41:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:41:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:41:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:41:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:41:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure change_mode [2022-10-17 17:41:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure change_mode [2022-10-17 17:41:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:41:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 17:41:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:41:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:41:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 17:41:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 17:41:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2022-10-17 17:41:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2022-10-17 17:41:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-17 17:41:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-17 17:41:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 17:41:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 17:41:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-17 17:41:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-17 17:41:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure parport_generic_irq [2022-10-17 17:41:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_generic_irq [2022-10-17 17:41:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:41:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:41:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure get_1284_register [2022-10-17 17:41:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure get_1284_register [2022-10-17 17:41:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-10-17 17:41:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:41:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_asynclock_of_parport_uss720_private [2022-10-17 17:41:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_asynclock_of_parport_uss720_private [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 17:41:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure set_1284_register [2022-10-17 17:41:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1284_register [2022-10-17 17:41:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-17 17:41:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-17 17:41:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 17:41:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-17 17:41:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure async_complete [2022-10-17 17:41:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure async_complete [2022-10-17 17:41:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_read_control [2022-10-17 17:41:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_read_control [2022-10-17 17:41:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:41:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 17:41:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 17:41:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-17 17:41:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-17 17:41:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_enable_irq [2022-10-17 17:41:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_enable_irq [2022-10-17 17:41:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 17:41:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 17:41:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 17:41:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 17:41:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure clear_epp_timeout [2022-10-17 17:41:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_epp_timeout [2022-10-17 17:41:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 17:41:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 17:41:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure uss720_disconnect [2022-10-17 17:41:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure uss720_disconnect [2022-10-17 17:41:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure parport_uss720_data_forward [2022-10-17 17:41:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_uss720_data_forward [2022-10-17 17:41:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-17 17:41:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-17 17:41:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure kill_all_async_requests_priv [2022-10-17 17:41:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_all_async_requests_priv [2022-10-17 17:41:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-10-17 17:41:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-10-17 17:41:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-17 17:41:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-17 17:41:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-17 17:41:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-17 17:41:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-17 17:41:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-17 17:41:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 17:41:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 17:41:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-17 17:41:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-17 17:41:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 17:41:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 17:41:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:41:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-17 17:41:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-17 17:41:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:41:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:41:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-17 17:41:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-17 17:41:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-10-17 17:41:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-10-17 17:41:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 17:41:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 17:41:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-17 17:41:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-17 17:41:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:41:46,670 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:41:46,676 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:41:47,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:41:49,623 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:41:50,449 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:41:50,449 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:41:50,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:41:50 BoogieIcfgContainer [2022-10-17 17:41:50,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:41:50,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:41:50,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:41:50,464 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:41:50,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:41:41" (1/3) ... [2022-10-17 17:41:50,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d680648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:41:50, skipping insertion in model container [2022-10-17 17:41:50,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:45" (2/3) ... [2022-10-17 17:41:50,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d680648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:41:50, skipping insertion in model container [2022-10-17 17:41:50,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:41:50" (3/3) ... [2022-10-17 17:41:50,469 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--misc--uss720.ko.cil.i [2022-10-17 17:41:50,490 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:41:50,490 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-10-17 17:41:50,600 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:41:50,608 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2b04f7fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:41:50,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-10-17 17:41:50,621 INFO L276 IsEmpty]: Start isEmpty. Operand has 856 states, 498 states have (on average 1.3714859437751004) internal successors, (683), 547 states have internal predecessors, (683), 251 states have call successors, (251), 74 states have call predecessors, (251), 73 states have return successors, (247), 241 states have call predecessors, (247), 247 states have call successors, (247) [2022-10-17 17:41:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:41:50,639 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:41:50,640 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:41:50,643 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:41:50,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:41:50,653 INFO L85 PathProgramCache]: Analyzing trace with hash -259971065, now seen corresponding path program 1 times [2022-10-17 17:41:50,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:41:50,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184353660] [2022-10-17 17:41:50,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:41:50,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:41:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:41:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:41:51,848 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:41:51,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184353660] [2022-10-17 17:41:51,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184353660] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:41:51,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:41:51,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:41:51,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189400251] [2022-10-17 17:41:51,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:41:51,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:41:51,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:41:51,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:41:51,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:41:51,906 INFO L87 Difference]: Start difference. First operand has 856 states, 498 states have (on average 1.3714859437751004) internal successors, (683), 547 states have internal predecessors, (683), 251 states have call successors, (251), 74 states have call predecessors, (251), 73 states have return successors, (247), 241 states have call predecessors, (247), 247 states have call successors, (247) Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-17 17:41:53,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:41:53,295 INFO L93 Difference]: Finished difference Result 1669 states and 2443 transitions. [2022-10-17 17:41:53,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:41:53,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 51 [2022-10-17 17:41:53,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:41:53,323 INFO L225 Difference]: With dead ends: 1669 [2022-10-17 17:41:53,323 INFO L226 Difference]: Without dead ends: 842 [2022-10-17 17:41:53,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:41:53,346 INFO L413 NwaCegarLoop]: 977 mSDtfsCounter, 1123 mSDsluCounter, 1142 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-17 17:41:53,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1125 Valid, 1954 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-17 17:41:53,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 842 states. [2022-10-17 17:41:53,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 842 to 842. [2022-10-17 17:41:53,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 842 states, 491 states have (on average 1.2993890020366599) internal successors, (638), 536 states have internal predecessors, (638), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:41:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 842 states and 1130 transitions. [2022-10-17 17:41:53,569 INFO L78 Accepts]: Start accepts. Automaton has 842 states and 1130 transitions. Word has length 51 [2022-10-17 17:41:53,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:41:53,571 INFO L495 AbstractCegarLoop]: Abstraction has 842 states and 1130 transitions. [2022-10-17 17:41:53,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-17 17:41:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1130 transitions. [2022-10-17 17:41:53,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:41:53,577 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:41:53,578 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:41:53,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 17:41:53,578 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:41:53,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:41:53,579 INFO L85 PathProgramCache]: Analyzing trace with hash 367811859, now seen corresponding path program 1 times [2022-10-17 17:41:53,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:41:53,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805828072] [2022-10-17 17:41:53,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:41:53,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:41:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:41:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:41:54,054 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:41:54,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805828072] [2022-10-17 17:41:54,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805828072] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:41:54,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:41:54,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:41:54,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941358934] [2022-10-17 17:41:54,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:41:54,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:41:54,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:41:54,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:41:54,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:41:54,058 INFO L87 Difference]: Start difference. First operand 842 states and 1130 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-10-17 17:41:55,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:41:55,326 INFO L93 Difference]: Finished difference Result 842 states and 1130 transitions. [2022-10-17 17:41:55,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:41:55,327 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 56 [2022-10-17 17:41:55,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:41:55,337 INFO L225 Difference]: With dead ends: 842 [2022-10-17 17:41:55,338 INFO L226 Difference]: Without dead ends: 840 [2022-10-17 17:41:55,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:41:55,340 INFO L413 NwaCegarLoop]: 961 mSDtfsCounter, 1105 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1107 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-10-17 17:41:55,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1107 Valid, 1922 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-17 17:41:55,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2022-10-17 17:41:55,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 840. [2022-10-17 17:41:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 840 states, 490 states have (on average 1.2979591836734694) internal successors, (636), 534 states have internal predecessors, (636), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:41:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 1128 transitions. [2022-10-17 17:41:55,426 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 1128 transitions. Word has length 56 [2022-10-17 17:41:55,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:41:55,427 INFO L495 AbstractCegarLoop]: Abstraction has 840 states and 1128 transitions. [2022-10-17 17:41:55,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-10-17 17:41:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1128 transitions. [2022-10-17 17:41:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:41:55,431 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:41:55,431 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:41:55,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-17 17:41:55,432 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:41:55,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:41:55,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1741915455, now seen corresponding path program 1 times [2022-10-17 17:41:55,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:41:55,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615161725] [2022-10-17 17:41:55,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:41:55,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:41:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:41:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:41:55,859 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:41:55,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615161725] [2022-10-17 17:41:55,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615161725] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:41:55,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:41:55,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:41:55,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381305472] [2022-10-17 17:41:55,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:41:55,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:41:55,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:41:55,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:41:55,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:41:55,862 INFO L87 Difference]: Start difference. First operand 840 states and 1128 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-10-17 17:41:57,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:41:57,028 INFO L93 Difference]: Finished difference Result 840 states and 1128 transitions. [2022-10-17 17:41:57,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:41:57,029 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 61 [2022-10-17 17:41:57,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:41:57,038 INFO L225 Difference]: With dead ends: 840 [2022-10-17 17:41:57,038 INFO L226 Difference]: Without dead ends: 838 [2022-10-17 17:41:57,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:41:57,040 INFO L413 NwaCegarLoop]: 959 mSDtfsCounter, 1102 mSDsluCounter, 1123 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1918 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-17 17:41:57,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1104 Valid, 1918 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-17 17:41:57,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2022-10-17 17:41:57,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2022-10-17 17:41:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 489 states have (on average 1.296523517382413) internal successors, (634), 532 states have internal predecessors, (634), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:41:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1126 transitions. [2022-10-17 17:41:57,124 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1126 transitions. Word has length 61 [2022-10-17 17:41:57,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:41:57,125 INFO L495 AbstractCegarLoop]: Abstraction has 838 states and 1126 transitions. [2022-10-17 17:41:57,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-10-17 17:41:57,126 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1126 transitions. [2022-10-17 17:41:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:41:57,128 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:41:57,129 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:41:57,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-17 17:41:57,129 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:41:57,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:41:57,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1369257329, now seen corresponding path program 1 times [2022-10-17 17:41:57,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:41:57,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763781615] [2022-10-17 17:41:57,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:41:57,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:41:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:41:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:41:57,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:41:57,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763781615] [2022-10-17 17:41:57,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763781615] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:41:57,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:41:57,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:41:57,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64960341] [2022-10-17 17:41:57,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:41:57,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:41:57,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:41:57,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:41:57,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:41:57,562 INFO L87 Difference]: Start difference. First operand 838 states and 1126 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-10-17 17:41:58,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:41:58,849 INFO L93 Difference]: Finished difference Result 838 states and 1126 transitions. [2022-10-17 17:41:58,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:41:58,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 66 [2022-10-17 17:41:58,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:41:58,859 INFO L225 Difference]: With dead ends: 838 [2022-10-17 17:41:58,859 INFO L226 Difference]: Without dead ends: 836 [2022-10-17 17:41:58,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:41:58,861 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 1099 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 1914 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-10-17 17:41:58,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1101 Valid, 1914 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-10-17 17:41:58,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2022-10-17 17:41:58,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 836. [2022-10-17 17:41:58,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 488 states have (on average 1.2950819672131149) internal successors, (632), 530 states have internal predecessors, (632), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:41:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1124 transitions. [2022-10-17 17:41:58,949 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1124 transitions. Word has length 66 [2022-10-17 17:41:58,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:41:58,950 INFO L495 AbstractCegarLoop]: Abstraction has 836 states and 1124 transitions. [2022-10-17 17:41:58,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-10-17 17:41:58,950 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1124 transitions. [2022-10-17 17:41:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 17:41:58,952 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:41:58,953 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:41:58,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-17 17:41:58,953 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:41:58,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:41:58,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1701299969, now seen corresponding path program 1 times [2022-10-17 17:41:58,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:41:58,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810897504] [2022-10-17 17:41:58,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:41:58,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:41:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:41:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:41:59,413 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:41:59,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810897504] [2022-10-17 17:41:59,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810897504] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:41:59,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:41:59,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:41:59,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207541183] [2022-10-17 17:41:59,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:41:59,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:41:59,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:41:59,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:41:59,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:41:59,416 INFO L87 Difference]: Start difference. First operand 836 states and 1124 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-17 17:42:00,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:42:00,604 INFO L93 Difference]: Finished difference Result 836 states and 1124 transitions. [2022-10-17 17:42:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:42:00,605 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 71 [2022-10-17 17:42:00,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:42:00,614 INFO L225 Difference]: With dead ends: 836 [2022-10-17 17:42:00,614 INFO L226 Difference]: Without dead ends: 834 [2022-10-17 17:42:00,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:42:00,616 INFO L413 NwaCegarLoop]: 955 mSDtfsCounter, 1096 mSDsluCounter, 1119 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-17 17:42:00,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1098 Valid, 1910 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-17 17:42:00,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2022-10-17 17:42:00,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 834. [2022-10-17 17:42:00,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 487 states have (on average 1.2936344969199178) internal successors, (630), 528 states have internal predecessors, (630), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:42:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1122 transitions. [2022-10-17 17:42:00,707 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1122 transitions. Word has length 71 [2022-10-17 17:42:00,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:42:00,707 INFO L495 AbstractCegarLoop]: Abstraction has 834 states and 1122 transitions. [2022-10-17 17:42:00,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-17 17:42:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1122 transitions. [2022-10-17 17:42:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 17:42:00,710 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:42:00,710 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:42:00,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-17 17:42:00,710 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:42:00,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:42:00,711 INFO L85 PathProgramCache]: Analyzing trace with hash 762063358, now seen corresponding path program 1 times [2022-10-17 17:42:00,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:42:00,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236283874] [2022-10-17 17:42:00,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:42:00,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:42:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:42:01,130 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:42:01,130 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:42:01,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236283874] [2022-10-17 17:42:01,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236283874] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:42:01,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:42:01,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:42:01,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226083321] [2022-10-17 17:42:01,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:42:01,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:42:01,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:42:01,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:42:01,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:42:01,133 INFO L87 Difference]: Start difference. First operand 834 states and 1122 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-17 17:42:02,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:42:02,323 INFO L93 Difference]: Finished difference Result 834 states and 1122 transitions. [2022-10-17 17:42:02,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:42:02,324 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 76 [2022-10-17 17:42:02,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:42:02,333 INFO L225 Difference]: With dead ends: 834 [2022-10-17 17:42:02,333 INFO L226 Difference]: Without dead ends: 832 [2022-10-17 17:42:02,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:42:02,335 INFO L413 NwaCegarLoop]: 953 mSDtfsCounter, 1093 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-10-17 17:42:02,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 1906 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-10-17 17:42:02,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2022-10-17 17:42:02,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 832. [2022-10-17 17:42:02,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 486 states have (on average 1.2921810699588476) internal successors, (628), 526 states have internal predecessors, (628), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:42:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1120 transitions. [2022-10-17 17:42:02,429 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1120 transitions. Word has length 76 [2022-10-17 17:42:02,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:42:02,430 INFO L495 AbstractCegarLoop]: Abstraction has 832 states and 1120 transitions. [2022-10-17 17:42:02,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-17 17:42:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1120 transitions. [2022-10-17 17:42:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 17:42:02,432 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:42:02,433 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:42:02,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-17 17:42:02,433 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:42:02,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:42:02,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1585376980, now seen corresponding path program 1 times [2022-10-17 17:42:02,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:42:02,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591522333] [2022-10-17 17:42:02,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:42:02,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:42:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:42:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:42:02,823 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:42:02,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591522333] [2022-10-17 17:42:02,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591522333] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:42:02,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:42:02,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:42:02,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382808453] [2022-10-17 17:42:02,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:42:02,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:42:02,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:42:02,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:42:02,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:42:02,826 INFO L87 Difference]: Start difference. First operand 832 states and 1120 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-17 17:42:04,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:42:04,291 INFO L93 Difference]: Finished difference Result 832 states and 1120 transitions. [2022-10-17 17:42:04,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 17:42:04,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 81 [2022-10-17 17:42:04,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:42:04,300 INFO L225 Difference]: With dead ends: 832 [2022-10-17 17:42:04,300 INFO L226 Difference]: Without dead ends: 830 [2022-10-17 17:42:04,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:42:04,302 INFO L413 NwaCegarLoop]: 951 mSDtfsCounter, 1090 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-17 17:42:04,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1092 Valid, 1902 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-17 17:42:04,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2022-10-17 17:42:04,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 830. [2022-10-17 17:42:04,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 830 states, 485 states have (on average 1.2907216494845362) internal successors, (626), 524 states have internal predecessors, (626), 247 states have call successors, (247), 73 states have call predecessors, (247), 72 states have return successors, (245), 239 states have call predecessors, (245), 245 states have call successors, (245) [2022-10-17 17:42:04,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 1118 transitions. [2022-10-17 17:42:04,399 INFO L78 Accepts]: Start accepts. Automaton has 830 states and 1118 transitions. Word has length 81 [2022-10-17 17:42:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:42:04,401 INFO L495 AbstractCegarLoop]: Abstraction has 830 states and 1118 transitions. [2022-10-17 17:42:04,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-17 17:42:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1118 transitions. [2022-10-17 17:42:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 17:42:04,410 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:42:04,411 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:42:04,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-17 17:42:04,411 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:42:04,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:42:04,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1574589860, now seen corresponding path program 1 times [2022-10-17 17:42:04,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:42:04,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083727500] [2022-10-17 17:42:04,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:42:04,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:42:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:42:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:42:04,825 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:42:04,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083727500] [2022-10-17 17:42:04,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083727500] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:42:04,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:42:04,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 17:42:04,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56040452] [2022-10-17 17:42:04,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:42:04,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 17:42:04,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:42:04,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 17:42:04,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 17:42:04,829 INFO L87 Difference]: Start difference. First operand 830 states and 1118 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-17 17:42:07,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:42:07,335 INFO L93 Difference]: Finished difference Result 1598 states and 2221 transitions. [2022-10-17 17:42:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 17:42:07,335 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 86 [2022-10-17 17:42:07,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:42:07,351 INFO L225 Difference]: With dead ends: 1598 [2022-10-17 17:42:07,351 INFO L226 Difference]: Without dead ends: 1596 [2022-10-17 17:42:07,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 17:42:07,354 INFO L413 NwaCegarLoop]: 1220 mSDtfsCounter, 1084 mSDsluCounter, 2503 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 3391 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-10-17 17:42:07,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 3391 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-10-17 17:42:07,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1596 states. [2022-10-17 17:42:07,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1596 to 1474. [2022-10-17 17:42:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1474 states, 873 states have (on average 1.2989690721649485) internal successors, (1134), 922 states have internal predecessors, (1134), 443 states have call successors, (443), 133 states have call predecessors, (443), 132 states have return successors, (520), 429 states have call predecessors, (520), 441 states have call successors, (520) [2022-10-17 17:42:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1474 states and 2097 transitions. [2022-10-17 17:42:07,556 INFO L78 Accepts]: Start accepts. Automaton has 1474 states and 2097 transitions. Word has length 86 [2022-10-17 17:42:07,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:42:07,556 INFO L495 AbstractCegarLoop]: Abstraction has 1474 states and 2097 transitions. [2022-10-17 17:42:07,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-17 17:42:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2097 transitions. [2022-10-17 17:42:07,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 17:42:07,560 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:42:07,561 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:42:07,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-17 17:42:07,565 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_1284_registerErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-10-17 17:42:07,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:42:07,566 INFO L85 PathProgramCache]: Analyzing trace with hash -922817664, now seen corresponding path program 1 times [2022-10-17 17:42:07,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:42:07,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555839242] [2022-10-17 17:42:07,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:42:07,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:42:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat