./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--nfc--port100.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7 --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 f843593f0803d80f01f7de6a35e44c612d96487902b3c8b67a12b88481e60963 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:40:12,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:40:12,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:40:12,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:40:12,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:40:12,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:40:12,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:40:12,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:40:12,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:40:12,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:40:12,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:40:12,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:40:12,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:40:12,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:40:12,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:40:12,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:40:12,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:40:12,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:40:12,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:40:12,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:40:12,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:40:12,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:40:12,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:40:12,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:40:12,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:40:12,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:40:12,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:40:12,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:40:12,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:40:12,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:40:12,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:40:12,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:40:12,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:40:12,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:40:12,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:40:12,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:40:12,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:40:12,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:40:12,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:40:12,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:40:12,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:40:12,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:40:12,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:40:12,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:40:12,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:40:12,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:40:12,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:40:12,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:40:12,554 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:40:12,555 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:40:12,555 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:40:12,555 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:40:12,555 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:40:12,556 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:40:12,556 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:40:12,556 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:40:12,557 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:40:12,557 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:40:12,557 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:40:12,558 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:40:12,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:40:12,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:40:12,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:40:12,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:40:12,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:40:12,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:40:12,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:40:12,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:40:12,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:40:12,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:40:12,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:40:12,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:40:12,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:40:12,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:40:12,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:40:12,562 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:40:12,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:40:12,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:40:12,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:40:12,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:40:12,564 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f843593f0803d80f01f7de6a35e44c612d96487902b3c8b67a12b88481e60963 [2021-11-25 19:40:12,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:40:12,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:40:12,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:40:12,831 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:40:12,832 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:40:12,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2021-11-25 19:40:12,896 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/data/e0f407425/f42852c4e7c741b1b80950fc98307010/FLAG5502149be [2021-11-25 19:40:13,822 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:40:13,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2021-11-25 19:40:13,869 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/data/e0f407425/f42852c4e7c741b1b80950fc98307010/FLAG5502149be [2021-11-25 19:40:14,254 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/data/e0f407425/f42852c4e7c741b1b80950fc98307010 [2021-11-25 19:40:14,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:40:14,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:40:14,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:40:14,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:40:14,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:40:14,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:40:14" (1/1) ... [2021-11-25 19:40:14,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a0fd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:14, skipping insertion in model container [2021-11-25 19:40:14,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:40:14" (1/1) ... [2021-11-25 19:40:14,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:40:14,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:40:17,281 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291738,291751] [2021-11-25 19:40:17,286 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291883,291896] [2021-11-25 19:40:17,287 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292029,292042] [2021-11-25 19:40:17,288 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292194,292207] [2021-11-25 19:40:17,288 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292352,292365] [2021-11-25 19:40:17,289 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292510,292523] [2021-11-25 19:40:17,290 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292668,292681] [2021-11-25 19:40:17,290 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292828,292841] [2021-11-25 19:40:17,291 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292987,293000] [2021-11-25 19:40:17,291 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293126,293139] [2021-11-25 19:40:17,292 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293268,293281] [2021-11-25 19:40:17,293 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293417,293430] [2021-11-25 19:40:17,303 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293556,293569] [2021-11-25 19:40:17,303 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293711,293724] [2021-11-25 19:40:17,304 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293871,293884] [2021-11-25 19:40:17,304 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294022,294035] [2021-11-25 19:40:17,305 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294173,294186] [2021-11-25 19:40:17,306 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294325,294338] [2021-11-25 19:40:17,307 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294474,294487] [2021-11-25 19:40:17,315 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294622,294635] [2021-11-25 19:40:17,316 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294779,294792] [2021-11-25 19:40:17,316 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294928,294941] [2021-11-25 19:40:17,317 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295084,295097] [2021-11-25 19:40:17,317 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295237,295250] [2021-11-25 19:40:17,318 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295383,295396] [2021-11-25 19:40:17,318 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295526,295539] [2021-11-25 19:40:17,320 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295678,295691] [2021-11-25 19:40:17,321 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295824,295837] [2021-11-25 19:40:17,322 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295969,295982] [2021-11-25 19:40:17,322 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296123,296136] [2021-11-25 19:40:17,324 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296274,296287] [2021-11-25 19:40:17,324 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296429,296442] [2021-11-25 19:40:17,326 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296581,296594] [2021-11-25 19:40:17,326 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296736,296749] [2021-11-25 19:40:17,327 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296900,296913] [2021-11-25 19:40:17,327 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297056,297069] [2021-11-25 19:40:17,328 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297220,297233] [2021-11-25 19:40:17,328 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297362,297375] [2021-11-25 19:40:17,329 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297520,297533] [2021-11-25 19:40:17,329 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297687,297700] [2021-11-25 19:40:17,330 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297846,297859] [2021-11-25 19:40:17,331 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298005,298018] [2021-11-25 19:40:17,331 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298154,298167] [2021-11-25 19:40:17,332 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298301,298314] [2021-11-25 19:40:17,332 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298440,298453] [2021-11-25 19:40:17,333 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298603,298616] [2021-11-25 19:40:17,333 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298769,298782] [2021-11-25 19:40:17,335 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298933,298946] [2021-11-25 19:40:17,336 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299098,299111] [2021-11-25 19:40:17,336 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299263,299276] [2021-11-25 19:40:17,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299429,299442] [2021-11-25 19:40:17,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299594,299607] [2021-11-25 19:40:17,338 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299761,299774] [2021-11-25 19:40:17,338 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299921,299934] [2021-11-25 19:40:17,339 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300083,300096] [2021-11-25 19:40:17,339 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300242,300255] [2021-11-25 19:40:17,340 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300388,300401] [2021-11-25 19:40:17,340 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300531,300544] [2021-11-25 19:40:17,341 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300675,300688] [2021-11-25 19:40:17,341 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300818,300831] [2021-11-25 19:40:17,342 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300962,300975] [2021-11-25 19:40:17,343 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301103,301116] [2021-11-25 19:40:17,344 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301241,301254] [2021-11-25 19:40:17,348 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301399,301412] [2021-11-25 19:40:17,349 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301558,301571] [2021-11-25 19:40:17,350 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301714,301727] [2021-11-25 19:40:17,350 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301863,301876] [2021-11-25 19:40:17,351 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302015,302028] [2021-11-25 19:40:17,351 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302166,302179] [2021-11-25 19:40:17,352 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302315,302328] [2021-11-25 19:40:17,352 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302467,302480] [2021-11-25 19:40:17,353 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302615,302628] [2021-11-25 19:40:17,354 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302768,302781] [2021-11-25 19:40:17,354 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302919,302932] [2021-11-25 19:40:17,355 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303069,303082] [2021-11-25 19:40:17,355 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303216,303229] [2021-11-25 19:40:17,356 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303367,303380] [2021-11-25 19:40:17,356 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303518,303531] [2021-11-25 19:40:17,357 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303666,303679] [2021-11-25 19:40:17,357 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303832,303845] [2021-11-25 19:40:17,357 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304001,304014] [2021-11-25 19:40:17,358 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304168,304181] [2021-11-25 19:40:17,358 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304336,304349] [2021-11-25 19:40:17,359 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304486,304499] [2021-11-25 19:40:17,360 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304633,304646] [2021-11-25 19:40:17,361 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304794,304807] [2021-11-25 19:40:17,361 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304964,304977] [2021-11-25 19:40:17,363 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[305126,305139] [2021-11-25 19:40:17,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:40:17,432 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:40:17,771 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291738,291751] [2021-11-25 19:40:17,772 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291883,291896] [2021-11-25 19:40:17,773 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292029,292042] [2021-11-25 19:40:17,774 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292194,292207] [2021-11-25 19:40:17,775 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292352,292365] [2021-11-25 19:40:17,779 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292510,292523] [2021-11-25 19:40:17,780 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292668,292681] [2021-11-25 19:40:17,780 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292828,292841] [2021-11-25 19:40:17,781 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292987,293000] [2021-11-25 19:40:17,781 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293126,293139] [2021-11-25 19:40:17,781 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293268,293281] [2021-11-25 19:40:17,782 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293417,293430] [2021-11-25 19:40:17,782 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293556,293569] [2021-11-25 19:40:17,782 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293711,293724] [2021-11-25 19:40:17,783 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293871,293884] [2021-11-25 19:40:17,783 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294022,294035] [2021-11-25 19:40:17,783 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294173,294186] [2021-11-25 19:40:17,784 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294325,294338] [2021-11-25 19:40:17,785 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294474,294487] [2021-11-25 19:40:17,785 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294622,294635] [2021-11-25 19:40:17,785 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294779,294792] [2021-11-25 19:40:17,786 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294928,294941] [2021-11-25 19:40:17,787 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295084,295097] [2021-11-25 19:40:17,788 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295237,295250] [2021-11-25 19:40:17,788 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295383,295396] [2021-11-25 19:40:17,789 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295526,295539] [2021-11-25 19:40:17,789 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295678,295691] [2021-11-25 19:40:17,790 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295824,295837] [2021-11-25 19:40:17,791 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295969,295982] [2021-11-25 19:40:17,791 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296123,296136] [2021-11-25 19:40:17,791 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296274,296287] [2021-11-25 19:40:17,792 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296429,296442] [2021-11-25 19:40:17,792 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296581,296594] [2021-11-25 19:40:17,793 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296736,296749] [2021-11-25 19:40:17,794 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296900,296913] [2021-11-25 19:40:17,794 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297056,297069] [2021-11-25 19:40:17,795 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297220,297233] [2021-11-25 19:40:17,796 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297362,297375] [2021-11-25 19:40:17,796 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297520,297533] [2021-11-25 19:40:17,796 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297687,297700] [2021-11-25 19:40:17,797 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297846,297859] [2021-11-25 19:40:17,798 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298005,298018] [2021-11-25 19:40:17,798 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298154,298167] [2021-11-25 19:40:17,799 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298301,298314] [2021-11-25 19:40:17,799 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298440,298453] [2021-11-25 19:40:17,800 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298603,298616] [2021-11-25 19:40:17,800 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298769,298782] [2021-11-25 19:40:17,800 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298933,298946] [2021-11-25 19:40:17,801 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299098,299111] [2021-11-25 19:40:17,801 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299263,299276] [2021-11-25 19:40:17,801 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299429,299442] [2021-11-25 19:40:17,802 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299594,299607] [2021-11-25 19:40:17,802 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299761,299774] [2021-11-25 19:40:17,802 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299921,299934] [2021-11-25 19:40:17,803 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300083,300096] [2021-11-25 19:40:17,804 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300242,300255] [2021-11-25 19:40:17,807 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300388,300401] [2021-11-25 19:40:17,808 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300531,300544] [2021-11-25 19:40:17,809 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300675,300688] [2021-11-25 19:40:17,810 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300818,300831] [2021-11-25 19:40:17,810 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300962,300975] [2021-11-25 19:40:17,811 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301103,301116] [2021-11-25 19:40:17,811 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301241,301254] [2021-11-25 19:40:17,812 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301399,301412] [2021-11-25 19:40:17,812 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301558,301571] [2021-11-25 19:40:17,818 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301714,301727] [2021-11-25 19:40:17,818 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301863,301876] [2021-11-25 19:40:17,819 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302015,302028] [2021-11-25 19:40:17,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302166,302179] [2021-11-25 19:40:17,824 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302315,302328] [2021-11-25 19:40:17,824 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302467,302480] [2021-11-25 19:40:17,825 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302615,302628] [2021-11-25 19:40:17,825 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302768,302781] [2021-11-25 19:40:17,825 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302919,302932] [2021-11-25 19:40:17,830 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303069,303082] [2021-11-25 19:40:17,830 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303216,303229] [2021-11-25 19:40:17,831 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303367,303380] [2021-11-25 19:40:17,831 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303518,303531] [2021-11-25 19:40:17,831 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303666,303679] [2021-11-25 19:40:17,832 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303832,303845] [2021-11-25 19:40:17,832 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304001,304014] [2021-11-25 19:40:17,832 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304168,304181] [2021-11-25 19:40:17,833 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304336,304349] [2021-11-25 19:40:17,833 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304486,304499] [2021-11-25 19:40:17,833 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304633,304646] [2021-11-25 19:40:17,834 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304794,304807] [2021-11-25 19:40:17,834 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304964,304977] [2021-11-25 19:40:17,834 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_198cb267-cff0-426c-a9d0-732c137d20a9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[305126,305139] [2021-11-25 19:40:17,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:40:18,090 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:40:18,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18 WrapperNode [2021-11-25 19:40:18,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:40:18,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:40:18,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:40:18,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:40:18,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,445 INFO L137 Inliner]: procedures = 519, calls = 2096, calls flagged for inlining = 234, calls inlined = 146, statements flattened = 3298 [2021-11-25 19:40:18,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:40:18,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:40:18,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:40:18,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:40:18,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:40:18,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:40:18,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:40:18,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:40:18,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (1/1) ... [2021-11-25 19:40:18,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:40:18,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:40:18,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:40:18,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:40:18,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-25 19:40:18,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-25 19:40:18,792 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-25 19:40:18,792 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-25 19:40:18,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 19:40:18,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 19:40:18,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 19:40:18,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 19:40:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-25 19:40:18,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-25 19:40:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure port100_send_cmd_async [2021-11-25 19:40:18,795 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_send_cmd_async [2021-11-25 19:40:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-25 19:40:18,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-25 19:40:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-25 19:40:18,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-25 19:40:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 19:40:18,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 19:40:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 19:40:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 19:40:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-25 19:40:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-25 19:40:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:40:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-25 19:40:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-25 19:40:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure port100_tg_send_cmd [2021-11-25 19:40:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_tg_send_cmd [2021-11-25 19:40:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 19:40:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 19:40:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-25 19:40:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-25 19:40:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 19:40:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 19:40:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-25 19:40:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-25 19:40:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:40:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-25 19:40:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-25 19:40:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 19:40:18,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 19:40:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-25 19:40:18,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-25 19:40:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure port100_alloc_skb [2021-11-25 19:40:18,800 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_alloc_skb [2021-11-25 19:40:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-25 19:40:18,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-25 19:40:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 19:40:18,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 19:40:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-25 19:40:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-25 19:40:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-25 19:40:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-25 19:40:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-25 19:40:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-25 19:40:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure port100_checksum [2021-11-25 19:40:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_checksum [2021-11-25 19:40:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:40:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:40:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 19:40:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 19:40:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:40:18,804 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_digital_get_drvdata [2021-11-25 19:40:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_digital_get_drvdata [2021-11-25 19:40:18,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 19:40:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 19:40:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2021-11-25 19:40:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2021-11-25 19:40:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure port100_abort_cmd [2021-11-25 19:40:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_abort_cmd [2021-11-25 19:40:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-25 19:40:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-25 19:40:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 19:40:18,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 19:40:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-25 19:40:18,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-25 19:40:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure port100_send_cmd_sync [2021-11-25 19:40:18,812 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_send_cmd_sync [2021-11-25 19:40:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:40:18,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:40:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-25 19:40:18,812 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-25 19:40:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 19:40:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 19:40:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 19:40:18,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 19:40:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-25 19:40:18,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-25 19:40:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-25 19:40:18,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-25 19:40:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:40:18,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:40:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-25 19:40:18,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-25 19:40:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-25 19:40:18,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-25 19:40:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-25 19:40:18,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-25 19:40:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-25 19:40:18,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-25 19:40:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 19:40:18,815 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 19:40:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:40:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-25 19:40:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-25 19:40:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:40:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 19:40:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_digital_free_device [2021-11-25 19:40:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_digital_free_device [2021-11-25 19:40:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 19:40:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 19:40:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-25 19:40:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-25 19:40:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-25 19:40:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-25 19:40:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 19:40:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 19:40:18,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 19:40:18,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 19:40:18,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-25 19:40:18,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-25 19:40:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-25 19:40:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-25 19:40:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-25 19:40:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-25 19:40:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-25 19:40:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-25 19:40:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-25 19:40:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-25 19:40:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-25 19:40:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-25 19:40:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-25 19:40:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-25 19:40:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 19:40:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 19:40:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:40:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-25 19:40:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-25 19:40:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure port100_data_checksum [2021-11-25 19:40:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_data_checksum [2021-11-25 19:40:18,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 19:40:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 19:40:18,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-25 19:40:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-25 19:40:18,822 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-25 19:40:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-25 19:40:18,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 19:40:18,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 19:40:18,823 INFO L130 BoogieDeclarations]: Found specification of procedure port100_tg_configure_hw [2021-11-25 19:40:18,823 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_tg_configure_hw [2021-11-25 19:40:18,823 INFO L130 BoogieDeclarations]: Found specification of procedure port100_disconnect [2021-11-25 19:40:18,823 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_disconnect [2021-11-25 19:40:18,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-25 19:40:18,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-25 19:40:18,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:40:19,461 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:40:19,465 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:40:19,619 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 19:40:31,691 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:40:32,148 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:40:32,148 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 19:40:32,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:40:32 BoogieIcfgContainer [2021-11-25 19:40:32,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:40:32,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:40:32,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:40:32,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:40:32,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:40:14" (1/3) ... [2021-11-25 19:40:32,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33750dde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:40:32, skipping insertion in model container [2021-11-25 19:40:32,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:18" (2/3) ... [2021-11-25 19:40:32,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33750dde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:40:32, skipping insertion in model container [2021-11-25 19:40:32,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:40:32" (3/3) ... [2021-11-25 19:40:32,165 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2021-11-25 19:40:32,174 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:40:32,174 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2021-11-25 19:40:32,245 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:40:32,261 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:40:32,265 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-11-25 19:40:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand has 796 states, 458 states have (on average 1.314410480349345) internal successors, (602), 494 states have internal predecessors, (602), 240 states have call successors, (240), 69 states have call predecessors, (240), 68 states have return successors, (236), 236 states have call predecessors, (236), 236 states have call successors, (236) [2021-11-25 19:40:32,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 19:40:32,324 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:32,325 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:32,326 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:32,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:32,331 INFO L85 PathProgramCache]: Analyzing trace with hash -530297941, now seen corresponding path program 1 times [2021-11-25 19:40:32,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:32,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965411345] [2021-11-25 19:40:32,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:32,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:33,059 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:33,060 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:33,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965411345] [2021-11-25 19:40:33,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965411345] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:33,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:33,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:33,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864381167] [2021-11-25 19:40:33,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:33,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:33,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:33,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:33,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:33,145 INFO L87 Difference]: Start difference. First operand has 796 states, 458 states have (on average 1.314410480349345) internal successors, (602), 494 states have internal predecessors, (602), 240 states have call successors, (240), 69 states have call predecessors, (240), 68 states have return successors, (236), 236 states have call predecessors, (236), 236 states have call successors, (236) 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) [2021-11-25 19:40:36,771 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:40:36,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:40:36,897 INFO L93 Difference]: Finished difference Result 1564 states and 2197 transitions. [2021-11-25 19:40:36,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:40:36,900 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 [2021-11-25 19:40:36,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:40:36,921 INFO L225 Difference]: With dead ends: 1564 [2021-11-25 19:40:36,921 INFO L226 Difference]: Without dead ends: 813 [2021-11-25 19:40:36,930 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:40:36,934 INFO L933 BasicCegarLoop]: 928 mSDtfsCounter, 996 mSDsluCounter, 1099 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 1901 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:40:36,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1002 Valid, 1901 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 246 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2021-11-25 19:40:36,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-11-25 19:40:37,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 807. [2021-11-25 19:40:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 807 states, 466 states have (on average 1.242489270386266) internal successors, (579), 498 states have internal predecessors, (579), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:40:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1055 transitions. [2021-11-25 19:40:37,059 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1055 transitions. Word has length 51 [2021-11-25 19:40:37,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:40:37,059 INFO L470 AbstractCegarLoop]: Abstraction has 807 states and 1055 transitions. [2021-11-25 19:40:37,060 INFO L471 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) [2021-11-25 19:40:37,060 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1055 transitions. [2021-11-25 19:40:37,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 19:40:37,063 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:37,063 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:37,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:40:37,064 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:37,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:37,064 INFO L85 PathProgramCache]: Analyzing trace with hash 928292656, now seen corresponding path program 1 times [2021-11-25 19:40:37,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:37,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718007086] [2021-11-25 19:40:37,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:37,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:37,309 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:37,309 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:37,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718007086] [2021-11-25 19:40:37,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718007086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:37,309 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:37,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:37,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988853858] [2021-11-25 19:40:37,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:37,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:37,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:37,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:37,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:37,312 INFO L87 Difference]: Start difference. First operand 807 states and 1055 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) [2021-11-25 19:40:40,841 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:40:40,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:40:40,954 INFO L93 Difference]: Finished difference Result 813 states and 1062 transitions. [2021-11-25 19:40:40,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:40:40,955 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 [2021-11-25 19:40:40,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:40:40,964 INFO L225 Difference]: With dead ends: 813 [2021-11-25 19:40:40,964 INFO L226 Difference]: Without dead ends: 811 [2021-11-25 19:40:40,965 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:40:40,966 INFO L933 BasicCegarLoop]: 912 mSDtfsCounter, 978 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 1869 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:40:40,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [984 Valid, 1869 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2021-11-25 19:40:40,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2021-11-25 19:40:41,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 805. [2021-11-25 19:40:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 465 states have (on average 1.2408602150537635) internal successors, (577), 496 states have internal predecessors, (577), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:40:41,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1053 transitions. [2021-11-25 19:40:41,023 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1053 transitions. Word has length 56 [2021-11-25 19:40:41,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:40:41,024 INFO L470 AbstractCegarLoop]: Abstraction has 805 states and 1053 transitions. [2021-11-25 19:40:41,024 INFO L471 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) [2021-11-25 19:40:41,024 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1053 transitions. [2021-11-25 19:40:41,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 19:40:41,027 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:41,027 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:41,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:40:41,028 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:41,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:41,028 INFO L85 PathProgramCache]: Analyzing trace with hash 999828818, now seen corresponding path program 1 times [2021-11-25 19:40:41,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:41,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026879547] [2021-11-25 19:40:41,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:41,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:41,242 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:41,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026879547] [2021-11-25 19:40:41,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026879547] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:41,243 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:41,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:41,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933794253] [2021-11-25 19:40:41,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:41,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:41,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:41,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:41,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:41,245 INFO L87 Difference]: Start difference. First operand 805 states and 1053 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) [2021-11-25 19:40:44,869 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:40:44,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:40:44,974 INFO L93 Difference]: Finished difference Result 811 states and 1060 transitions. [2021-11-25 19:40:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:40:44,975 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 [2021-11-25 19:40:44,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:40:44,982 INFO L225 Difference]: With dead ends: 811 [2021-11-25 19:40:44,983 INFO L226 Difference]: Without dead ends: 809 [2021-11-25 19:40:44,983 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:40:44,984 INFO L933 BasicCegarLoop]: 910 mSDtfsCounter, 975 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:40:44,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 1865 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2021-11-25 19:40:44,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2021-11-25 19:40:45,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 803. [2021-11-25 19:40:45,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 803 states, 464 states have (on average 1.2392241379310345) internal successors, (575), 494 states have internal predecessors, (575), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:40:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1051 transitions. [2021-11-25 19:40:45,038 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1051 transitions. Word has length 61 [2021-11-25 19:40:45,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:40:45,039 INFO L470 AbstractCegarLoop]: Abstraction has 803 states and 1051 transitions. [2021-11-25 19:40:45,039 INFO L471 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) [2021-11-25 19:40:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1051 transitions. [2021-11-25 19:40:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 19:40:45,041 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:45,042 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:45,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 19:40:45,042 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:45,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:45,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1526322976, now seen corresponding path program 1 times [2021-11-25 19:40:45,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:45,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912889314] [2021-11-25 19:40:45,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:45,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:45,241 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:45,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912889314] [2021-11-25 19:40:45,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912889314] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:45,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:45,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:45,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268078559] [2021-11-25 19:40:45,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:45,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:45,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:45,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:45,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:45,244 INFO L87 Difference]: Start difference. First operand 803 states and 1051 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) [2021-11-25 19:40:48,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:40:48,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:40:48,488 INFO L93 Difference]: Finished difference Result 809 states and 1058 transitions. [2021-11-25 19:40:48,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:40:48,488 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 [2021-11-25 19:40:48,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:40:48,495 INFO L225 Difference]: With dead ends: 809 [2021-11-25 19:40:48,495 INFO L226 Difference]: Without dead ends: 807 [2021-11-25 19:40:48,496 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:40:48,497 INFO L933 BasicCegarLoop]: 908 mSDtfsCounter, 972 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:40:48,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [978 Valid, 1861 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2021-11-25 19:40:48,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2021-11-25 19:40:48,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 801. [2021-11-25 19:40:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 801 states, 463 states have (on average 1.2375809935205184) internal successors, (573), 492 states have internal predecessors, (573), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:40:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1049 transitions. [2021-11-25 19:40:48,552 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1049 transitions. Word has length 66 [2021-11-25 19:40:48,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:40:48,552 INFO L470 AbstractCegarLoop]: Abstraction has 801 states and 1049 transitions. [2021-11-25 19:40:48,553 INFO L471 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) [2021-11-25 19:40:48,553 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1049 transitions. [2021-11-25 19:40:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 19:40:48,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:48,555 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:48,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 19:40:48,555 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:48,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:48,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1285370764, now seen corresponding path program 1 times [2021-11-25 19:40:48,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:48,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334837737] [2021-11-25 19:40:48,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:48,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:48,856 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:48,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334837737] [2021-11-25 19:40:48,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334837737] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:48,857 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:48,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:48,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10285012] [2021-11-25 19:40:48,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:48,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:48,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:48,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:48,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:48,860 INFO L87 Difference]: Start difference. First operand 801 states and 1049 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) [2021-11-25 19:40:52,380 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:40:52,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:40:52,486 INFO L93 Difference]: Finished difference Result 807 states and 1056 transitions. [2021-11-25 19:40:52,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:40:52,487 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 [2021-11-25 19:40:52,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:40:52,494 INFO L225 Difference]: With dead ends: 807 [2021-11-25 19:40:52,494 INFO L226 Difference]: Without dead ends: 805 [2021-11-25 19:40:52,495 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:40:52,496 INFO L933 BasicCegarLoop]: 906 mSDtfsCounter, 969 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:40:52,496 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [975 Valid, 1857 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2021-11-25 19:40:52,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-11-25 19:40:52,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 799. [2021-11-25 19:40:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 462 states have (on average 1.2359307359307359) internal successors, (571), 490 states have internal predecessors, (571), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:40:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1047 transitions. [2021-11-25 19:40:52,548 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1047 transitions. Word has length 71 [2021-11-25 19:40:52,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:40:52,549 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1047 transitions. [2021-11-25 19:40:52,549 INFO L471 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) [2021-11-25 19:40:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1047 transitions. [2021-11-25 19:40:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 19:40:52,552 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:52,552 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:52,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 19:40:52,552 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:52,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:52,553 INFO L85 PathProgramCache]: Analyzing trace with hash -947450262, now seen corresponding path program 1 times [2021-11-25 19:40:52,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:52,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052156792] [2021-11-25 19:40:52,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:52,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:52,782 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:52,783 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:52,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052156792] [2021-11-25 19:40:52,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052156792] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:52,783 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:52,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:52,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334252622] [2021-11-25 19:40:52,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:52,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:52,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:52,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:52,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:52,786 INFO L87 Difference]: Start difference. First operand 799 states and 1047 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) [2021-11-25 19:40:56,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:40:56,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:40:56,328 INFO L93 Difference]: Finished difference Result 805 states and 1054 transitions. [2021-11-25 19:40:56,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:40:56,329 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 [2021-11-25 19:40:56,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:40:56,334 INFO L225 Difference]: With dead ends: 805 [2021-11-25 19:40:56,334 INFO L226 Difference]: Without dead ends: 803 [2021-11-25 19:40:56,334 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:40:56,335 INFO L933 BasicCegarLoop]: 904 mSDtfsCounter, 966 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:40:56,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [972 Valid, 1853 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 19:40:56,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2021-11-25 19:40:56,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 797. [2021-11-25 19:40:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 461 states have (on average 1.2342733188720174) internal successors, (569), 488 states have internal predecessors, (569), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:40:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1045 transitions. [2021-11-25 19:40:56,393 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1045 transitions. Word has length 76 [2021-11-25 19:40:56,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:40:56,394 INFO L470 AbstractCegarLoop]: Abstraction has 797 states and 1045 transitions. [2021-11-25 19:40:56,394 INFO L471 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) [2021-11-25 19:40:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1045 transitions. [2021-11-25 19:40:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 19:40:56,396 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:40:56,396 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:40:56,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 19:40:56,397 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:40:56,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:40:56,397 INFO L85 PathProgramCache]: Analyzing trace with hash 550821253, now seen corresponding path program 1 times [2021-11-25 19:40:56,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:40:56,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402567533] [2021-11-25 19:40:56,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:40:56,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:40:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:40:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:40:56,623 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:40:56,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402567533] [2021-11-25 19:40:56,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402567533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:40:56,624 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:40:56,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:40:56,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884665034] [2021-11-25 19:40:56,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:40:56,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:40:56,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:40:56,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:40:56,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:40:56,626 INFO L87 Difference]: Start difference. First operand 797 states and 1045 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) [2021-11-25 19:41:00,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:00,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:00,164 INFO L93 Difference]: Finished difference Result 803 states and 1052 transitions. [2021-11-25 19:41:00,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:00,165 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 [2021-11-25 19:41:00,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:00,172 INFO L225 Difference]: With dead ends: 803 [2021-11-25 19:41:00,172 INFO L226 Difference]: Without dead ends: 801 [2021-11-25 19:41:00,173 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:00,173 INFO L933 BasicCegarLoop]: 902 mSDtfsCounter, 963 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:00,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 1849 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 19:41:00,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-25 19:41:00,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2021-11-25 19:41:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 460 states have (on average 1.232608695652174) internal successors, (567), 486 states have internal predecessors, (567), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1043 transitions. [2021-11-25 19:41:00,227 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1043 transitions. Word has length 81 [2021-11-25 19:41:00,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:00,228 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1043 transitions. [2021-11-25 19:41:00,228 INFO L471 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) [2021-11-25 19:41:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1043 transitions. [2021-11-25 19:41:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 19:41:00,230 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:00,231 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:41:00,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 19:41:00,231 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:00,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:00,232 INFO L85 PathProgramCache]: Analyzing trace with hash 2056875522, now seen corresponding path program 1 times [2021-11-25 19:41:00,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:00,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907206957] [2021-11-25 19:41:00,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:00,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:00,460 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:00,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907206957] [2021-11-25 19:41:00,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907206957] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:00,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:00,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:00,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707910160] [2021-11-25 19:41:00,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:00,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:00,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:00,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:00,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:00,463 INFO L87 Difference]: Start difference. First operand 795 states and 1043 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) [2021-11-25 19:41:04,410 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:04,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:04,515 INFO L93 Difference]: Finished difference Result 801 states and 1050 transitions. [2021-11-25 19:41:04,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:04,516 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 [2021-11-25 19:41:04,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:04,520 INFO L225 Difference]: With dead ends: 801 [2021-11-25 19:41:04,520 INFO L226 Difference]: Without dead ends: 799 [2021-11-25 19:41:04,521 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:04,521 INFO L933 BasicCegarLoop]: 900 mSDtfsCounter, 964 mSDsluCounter, 1066 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:04,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 1841 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2021-11-25 19:41:04,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2021-11-25 19:41:04,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 793. [2021-11-25 19:41:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 459 states have (on average 1.2309368191721133) internal successors, (565), 484 states have internal predecessors, (565), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1041 transitions. [2021-11-25 19:41:04,572 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1041 transitions. Word has length 86 [2021-11-25 19:41:04,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:04,573 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1041 transitions. [2021-11-25 19:41:04,573 INFO L471 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) [2021-11-25 19:41:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1041 transitions. [2021-11-25 19:41:04,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 19:41:04,576 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:04,576 INFO L514 BasicCegarLoop]: 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, 1, 1] [2021-11-25 19:41:04,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 19:41:04,577 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:04,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:04,577 INFO L85 PathProgramCache]: Analyzing trace with hash 972555077, now seen corresponding path program 1 times [2021-11-25 19:41:04,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:04,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498295788] [2021-11-25 19:41:04,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:04,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:04,779 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:04,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498295788] [2021-11-25 19:41:04,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498295788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:04,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:04,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:04,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792827523] [2021-11-25 19:41:04,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:04,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:04,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:04,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:04,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:04,783 INFO L87 Difference]: Start difference. First operand 793 states and 1041 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2021-11-25 19:41:08,380 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:08,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:08,485 INFO L93 Difference]: Finished difference Result 799 states and 1048 transitions. [2021-11-25 19:41:08,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:08,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 88 [2021-11-25 19:41:08,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:08,492 INFO L225 Difference]: With dead ends: 799 [2021-11-25 19:41:08,492 INFO L226 Difference]: Without dead ends: 797 [2021-11-25 19:41:08,493 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:08,493 INFO L933 BasicCegarLoop]: 898 mSDtfsCounter, 956 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:08,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [962 Valid, 1841 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2021-11-25 19:41:08,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2021-11-25 19:41:08,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 791. [2021-11-25 19:41:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 458 states have (on average 1.2292576419213974) internal successors, (563), 482 states have internal predecessors, (563), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:08,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1039 transitions. [2021-11-25 19:41:08,617 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1039 transitions. Word has length 88 [2021-11-25 19:41:08,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:08,618 INFO L470 AbstractCegarLoop]: Abstraction has 791 states and 1039 transitions. [2021-11-25 19:41:08,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2021-11-25 19:41:08,618 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1039 transitions. [2021-11-25 19:41:08,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 19:41:08,620 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:08,620 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:08,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 19:41:08,621 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:08,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:08,621 INFO L85 PathProgramCache]: Analyzing trace with hash 605402084, now seen corresponding path program 1 times [2021-11-25 19:41:08,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:08,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579562384] [2021-11-25 19:41:08,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:08,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:08,838 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:08,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579562384] [2021-11-25 19:41:08,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579562384] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:08,839 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:08,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:08,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899375453] [2021-11-25 19:41:08,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:08,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:08,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:08,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:08,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:08,841 INFO L87 Difference]: Start difference. First operand 791 states and 1039 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-25 19:41:12,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:12,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:12,197 INFO L93 Difference]: Finished difference Result 797 states and 1046 transitions. [2021-11-25 19:41:12,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:12,197 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 93 [2021-11-25 19:41:12,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:12,204 INFO L225 Difference]: With dead ends: 797 [2021-11-25 19:41:12,204 INFO L226 Difference]: Without dead ends: 795 [2021-11-25 19:41:12,205 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:12,206 INFO L933 BasicCegarLoop]: 896 mSDtfsCounter, 955 mSDsluCounter, 1066 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:12,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [961 Valid, 1837 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2021-11-25 19:41:12,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2021-11-25 19:41:12,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 789. [2021-11-25 19:41:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 457 states have (on average 1.2275711159737417) internal successors, (561), 480 states have internal predecessors, (561), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:12,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1037 transitions. [2021-11-25 19:41:12,278 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1037 transitions. Word has length 93 [2021-11-25 19:41:12,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:12,278 INFO L470 AbstractCegarLoop]: Abstraction has 789 states and 1037 transitions. [2021-11-25 19:41:12,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-25 19:41:12,279 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1037 transitions. [2021-11-25 19:41:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 19:41:12,281 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:12,281 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:12,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 19:41:12,282 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:12,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:12,282 INFO L85 PathProgramCache]: Analyzing trace with hash -2140409418, now seen corresponding path program 1 times [2021-11-25 19:41:12,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:12,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95093587] [2021-11-25 19:41:12,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:12,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:12,519 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:12,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95093587] [2021-11-25 19:41:12,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95093587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:12,520 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:12,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:12,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918831579] [2021-11-25 19:41:12,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:12,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:12,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:12,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:12,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:12,523 INFO L87 Difference]: Start difference. First operand 789 states and 1037 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 19:41:16,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:16,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:16,124 INFO L93 Difference]: Finished difference Result 795 states and 1044 transitions. [2021-11-25 19:41:16,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:16,125 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 98 [2021-11-25 19:41:16,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:16,132 INFO L225 Difference]: With dead ends: 795 [2021-11-25 19:41:16,132 INFO L226 Difference]: Without dead ends: 793 [2021-11-25 19:41:16,133 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:16,134 INFO L933 BasicCegarLoop]: 894 mSDtfsCounter, 952 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 958 SdHoareTripleChecker+Valid, 1833 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:16,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [958 Valid, 1833 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 19:41:16,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2021-11-25 19:41:16,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 787. [2021-11-25 19:41:16,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 456 states have (on average 1.2258771929824561) internal successors, (559), 478 states have internal predecessors, (559), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:16,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1035 transitions. [2021-11-25 19:41:16,202 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1035 transitions. Word has length 98 [2021-11-25 19:41:16,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:16,203 INFO L470 AbstractCegarLoop]: Abstraction has 787 states and 1035 transitions. [2021-11-25 19:41:16,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 19:41:16,203 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1035 transitions. [2021-11-25 19:41:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 19:41:16,205 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:16,206 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-25 19:41:16,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 19:41:16,206 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:16,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:16,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1313316133, now seen corresponding path program 1 times [2021-11-25 19:41:16,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:16,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040097103] [2021-11-25 19:41:16,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:16,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-25 19:41:16,501 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:16,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040097103] [2021-11-25 19:41:16,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040097103] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:16,502 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:16,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:41:16,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342991295] [2021-11-25 19:41:16,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:16,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:41:16,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:16,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:41:16,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:41:16,504 INFO L87 Difference]: Start difference. First operand 787 states and 1035 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 19:41:19,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:19,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:19,722 INFO L93 Difference]: Finished difference Result 1048 states and 1341 transitions. [2021-11-25 19:41:19,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:41:19,723 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2021-11-25 19:41:19,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:19,731 INFO L225 Difference]: With dead ends: 1048 [2021-11-25 19:41:19,731 INFO L226 Difference]: Without dead ends: 789 [2021-11-25 19:41:19,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:41:19,733 INFO L933 BasicCegarLoop]: 890 mSDtfsCounter, 969 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:19,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [973 Valid, 935 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 127 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2021-11-25 19:41:19,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2021-11-25 19:41:19,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 783. [2021-11-25 19:41:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 453 states have (on average 1.2229580573951435) internal successors, (554), 474 states have internal predecessors, (554), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:19,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1030 transitions. [2021-11-25 19:41:19,795 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1030 transitions. Word has length 130 [2021-11-25 19:41:19,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:19,796 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 1030 transitions. [2021-11-25 19:41:19,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 19:41:19,796 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1030 transitions. [2021-11-25 19:41:19,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 19:41:19,798 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:19,798 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:19,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 19:41:19,799 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:19,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:19,799 INFO L85 PathProgramCache]: Analyzing trace with hash -2009927331, now seen corresponding path program 1 times [2021-11-25 19:41:19,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:19,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619607496] [2021-11-25 19:41:19,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:19,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:19,996 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:19,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619607496] [2021-11-25 19:41:19,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619607496] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:19,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:19,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:19,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125870426] [2021-11-25 19:41:19,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:19,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:19,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:19,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:19,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:19,999 INFO L87 Difference]: Start difference. First operand 783 states and 1030 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 19:41:23,425 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:23,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:23,532 INFO L93 Difference]: Finished difference Result 789 states and 1037 transitions. [2021-11-25 19:41:23,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:23,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 103 [2021-11-25 19:41:23,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:23,540 INFO L225 Difference]: With dead ends: 789 [2021-11-25 19:41:23,540 INFO L226 Difference]: Without dead ends: 787 [2021-11-25 19:41:23,541 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:23,542 INFO L933 BasicCegarLoop]: 887 mSDtfsCounter, 944 mSDsluCounter, 1057 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 950 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:23,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [950 Valid, 1819 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 19:41:23,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2021-11-25 19:41:23,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 781. [2021-11-25 19:41:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 781 states, 452 states have (on average 1.2212389380530972) internal successors, (552), 472 states have internal predecessors, (552), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-25 19:41:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1028 transitions. [2021-11-25 19:41:23,607 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1028 transitions. Word has length 103 [2021-11-25 19:41:23,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:23,607 INFO L470 AbstractCegarLoop]: Abstraction has 781 states and 1028 transitions. [2021-11-25 19:41:23,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 19:41:23,608 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1028 transitions. [2021-11-25 19:41:23,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 19:41:23,610 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:23,610 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:23,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 19:41:23,611 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:23,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:23,611 INFO L85 PathProgramCache]: Analyzing trace with hash 705557100, now seen corresponding path program 1 times [2021-11-25 19:41:23,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:23,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069558497] [2021-11-25 19:41:23,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:23,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-25 19:41:23,853 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:23,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069558497] [2021-11-25 19:41:23,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069558497] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:41:23,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705008408] [2021-11-25 19:41:23,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:23,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:41:23,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:41:23,861 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:41:23,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:41:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:24,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 19:41:24,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:41:25,131 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-11-25 19:41:25,132 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:41:25,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705008408] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:25,132 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 19:41:25,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-25 19:41:25,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084629198] [2021-11-25 19:41:25,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:25,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:41:25,133 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:25,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:41:25,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-25 19:41:25,134 INFO L87 Difference]: Start difference. First operand 781 states and 1028 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 19:41:28,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:28,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:28,161 INFO L93 Difference]: Finished difference Result 1055 states and 1344 transitions. [2021-11-25 19:41:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:41:28,161 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 135 [2021-11-25 19:41:28,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:28,168 INFO L225 Difference]: With dead ends: 1055 [2021-11-25 19:41:28,168 INFO L226 Difference]: Without dead ends: 805 [2021-11-25 19:41:28,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-25 19:41:28,170 INFO L933 BasicCegarLoop]: 895 mSDtfsCounter, 912 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 916 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:28,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [916 Valid, 990 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2021-11-25 19:41:28,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-11-25 19:41:28,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 797. [2021-11-25 19:41:28,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 459 states have (on average 1.2135076252723311) internal successors, (557), 479 states have internal predecessors, (557), 243 states have call successors, (243), 81 states have call predecessors, (243), 80 states have return successors, (241), 240 states have call predecessors, (241), 241 states have call successors, (241) [2021-11-25 19:41:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1041 transitions. [2021-11-25 19:41:28,238 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1041 transitions. Word has length 135 [2021-11-25 19:41:28,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:28,239 INFO L470 AbstractCegarLoop]: Abstraction has 797 states and 1041 transitions. [2021-11-25 19:41:28,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 19:41:28,239 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1041 transitions. [2021-11-25 19:41:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 19:41:28,241 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:28,241 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:28,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:41:28,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-25 19:41:28,466 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:28,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:28,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1586999541, now seen corresponding path program 1 times [2021-11-25 19:41:28,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:28,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254286303] [2021-11-25 19:41:28,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:28,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:28,679 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:28,679 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:28,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254286303] [2021-11-25 19:41:28,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254286303] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:28,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:28,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:28,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168177829] [2021-11-25 19:41:28,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:28,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:28,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:28,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:28,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:28,682 INFO L87 Difference]: Start difference. First operand 797 states and 1041 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-25 19:41:32,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:32,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:32,486 INFO L93 Difference]: Finished difference Result 803 states and 1048 transitions. [2021-11-25 19:41:32,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:32,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 108 [2021-11-25 19:41:32,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:32,493 INFO L225 Difference]: With dead ends: 803 [2021-11-25 19:41:32,494 INFO L226 Difference]: Without dead ends: 801 [2021-11-25 19:41:32,494 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:32,495 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 936 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:32,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [942 Valid, 1805 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2021-11-25 19:41:32,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-25 19:41:32,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2021-11-25 19:41:32,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 458 states have (on average 1.2117903930131004) internal successors, (555), 477 states have internal predecessors, (555), 243 states have call successors, (243), 81 states have call predecessors, (243), 80 states have return successors, (241), 240 states have call predecessors, (241), 241 states have call successors, (241) [2021-11-25 19:41:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1039 transitions. [2021-11-25 19:41:32,566 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1039 transitions. Word has length 108 [2021-11-25 19:41:32,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:32,567 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1039 transitions. [2021-11-25 19:41:32,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-25 19:41:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1039 transitions. [2021-11-25 19:41:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 19:41:32,571 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:32,571 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-25 19:41:32,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-25 19:41:32,571 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:32,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:32,572 INFO L85 PathProgramCache]: Analyzing trace with hash 2133295685, now seen corresponding path program 1 times [2021-11-25 19:41:32,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:32,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865413566] [2021-11-25 19:41:32,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:32,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-25 19:41:32,874 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:32,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865413566] [2021-11-25 19:41:32,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865413566] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:32,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:32,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:41:32,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662089407] [2021-11-25 19:41:32,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:32,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 19:41:32,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:32,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 19:41:32,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:41:32,877 INFO L87 Difference]: Start difference. First operand 795 states and 1039 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 19:41:38,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:38,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:38,340 INFO L93 Difference]: Finished difference Result 1631 states and 2173 transitions. [2021-11-25 19:41:38,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:41:38,342 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 139 [2021-11-25 19:41:38,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:38,349 INFO L225 Difference]: With dead ends: 1631 [2021-11-25 19:41:38,350 INFO L226 Difference]: Without dead ends: 889 [2021-11-25 19:41:38,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:41:38,357 INFO L933 BasicCegarLoop]: 987 mSDtfsCounter, 39 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 3875 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:38,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 3875 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 490 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2021-11-25 19:41:38,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2021-11-25 19:41:38,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 799. [2021-11-25 19:41:38,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 461 states have (on average 1.210412147505423) internal successors, (558), 480 states have internal predecessors, (558), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-25 19:41:38,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1047 transitions. [2021-11-25 19:41:38,446 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1047 transitions. Word has length 139 [2021-11-25 19:41:38,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:38,447 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1047 transitions. [2021-11-25 19:41:38,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 19:41:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1047 transitions. [2021-11-25 19:41:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 19:41:38,449 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:38,450 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:38,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-25 19:41:38,450 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:38,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:38,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1014227595, now seen corresponding path program 1 times [2021-11-25 19:41:38,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:38,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710965273] [2021-11-25 19:41:38,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:38,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:38,635 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:38,635 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:38,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710965273] [2021-11-25 19:41:38,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710965273] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:38,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:38,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:38,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605490427] [2021-11-25 19:41:38,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:38,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:38,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:38,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:38,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:38,638 INFO L87 Difference]: Start difference. First operand 799 states and 1047 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-25 19:41:42,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:42,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:42,170 INFO L93 Difference]: Finished difference Result 805 states and 1054 transitions. [2021-11-25 19:41:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:42,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 113 [2021-11-25 19:41:42,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:42,178 INFO L225 Difference]: With dead ends: 805 [2021-11-25 19:41:42,179 INFO L226 Difference]: Without dead ends: 803 [2021-11-25 19:41:42,180 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:42,180 INFO L933 BasicCegarLoop]: 878 mSDtfsCounter, 933 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:42,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 1801 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 19:41:42,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2021-11-25 19:41:42,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 797. [2021-11-25 19:41:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 460 states have (on average 1.208695652173913) internal successors, (556), 478 states have internal predecessors, (556), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-25 19:41:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1045 transitions. [2021-11-25 19:41:42,260 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1045 transitions. Word has length 113 [2021-11-25 19:41:42,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:42,261 INFO L470 AbstractCegarLoop]: Abstraction has 797 states and 1045 transitions. [2021-11-25 19:41:42,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-25 19:41:42,261 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1045 transitions. [2021-11-25 19:41:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 19:41:42,264 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:42,264 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:42,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-25 19:41:42,264 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:42,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:42,265 INFO L85 PathProgramCache]: Analyzing trace with hash -604516817, now seen corresponding path program 1 times [2021-11-25 19:41:42,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:42,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138110230] [2021-11-25 19:41:42,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:42,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:42,471 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:42,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138110230] [2021-11-25 19:41:42,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138110230] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:42,472 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:42,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:42,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705578674] [2021-11-25 19:41:42,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:42,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:42,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:42,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:42,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:42,475 INFO L87 Difference]: Start difference. First operand 797 states and 1045 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-25 19:41:45,889 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:45,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:45,987 INFO L93 Difference]: Finished difference Result 803 states and 1052 transitions. [2021-11-25 19:41:45,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:45,987 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 118 [2021-11-25 19:41:45,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:45,993 INFO L225 Difference]: With dead ends: 803 [2021-11-25 19:41:45,994 INFO L226 Difference]: Without dead ends: 801 [2021-11-25 19:41:45,994 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:45,995 INFO L933 BasicCegarLoop]: 876 mSDtfsCounter, 930 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:45,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 1797 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-11-25 19:41:45,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-25 19:41:46,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2021-11-25 19:41:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 459 states have (on average 1.2069716775599129) internal successors, (554), 476 states have internal predecessors, (554), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-25 19:41:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1043 transitions. [2021-11-25 19:41:46,073 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1043 transitions. Word has length 118 [2021-11-25 19:41:46,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:46,073 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1043 transitions. [2021-11-25 19:41:46,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-25 19:41:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1043 transitions. [2021-11-25 19:41:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 19:41:46,076 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:46,076 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:41:46,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-25 19:41:46,077 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:46,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:46,077 INFO L85 PathProgramCache]: Analyzing trace with hash 573131828, now seen corresponding path program 1 times [2021-11-25 19:41:46,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:46,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475149516] [2021-11-25 19:41:46,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:46,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:46,257 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:41:46,258 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:46,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475149516] [2021-11-25 19:41:46,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475149516] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:41:46,258 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:41:46,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:41:46,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890399666] [2021-11-25 19:41:46,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:41:46,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:41:46,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:41:46,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:41:46,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:41:46,261 INFO L87 Difference]: Start difference. First operand 795 states and 1043 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-25 19:41:49,590 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:41:49,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:41:49,700 INFO L93 Difference]: Finished difference Result 801 states and 1050 transitions. [2021-11-25 19:41:49,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:41:49,701 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 123 [2021-11-25 19:41:49,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:41:49,707 INFO L225 Difference]: With dead ends: 801 [2021-11-25 19:41:49,707 INFO L226 Difference]: Without dead ends: 799 [2021-11-25 19:41:49,708 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:41:49,709 INFO L933 BasicCegarLoop]: 874 mSDtfsCounter, 927 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 1793 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:41:49,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 1793 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-11-25 19:41:49,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2021-11-25 19:41:49,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 793. [2021-11-25 19:41:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 458 states have (on average 1.205240174672489) internal successors, (552), 474 states have internal predecessors, (552), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-25 19:41:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1041 transitions. [2021-11-25 19:41:49,788 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1041 transitions. Word has length 123 [2021-11-25 19:41:49,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:41:49,789 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1041 transitions. [2021-11-25 19:41:49,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-25 19:41:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1041 transitions. [2021-11-25 19:41:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 19:41:49,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:41:49,792 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-25 19:41:49,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-25 19:41:49,792 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-25 19:41:49,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:41:49,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1442452423, now seen corresponding path program 1 times [2021-11-25 19:41:49,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:41:49,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228159654] [2021-11-25 19:41:49,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:49,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:41:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-25 19:41:51,139 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:41:51,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228159654] [2021-11-25 19:41:51,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228159654] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:41:51,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351403738] [2021-11-25 19:41:51,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:41:51,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:41:51,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:41:51,142 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:41:51,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198cb267-cff0-426c-a9d0-732c137d20a9/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:41:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:41:52,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 3440 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 19:41:52,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:41:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-25 19:41:52,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:41:53,693 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2021-11-25 19:41:53,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351403738] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:41:53,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [669462716] [2021-11-25 19:41:53,720 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-11-25 19:41:53,720 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:41:53,725 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:41:53,730 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:41:53,731 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:42:00,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:00,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 7832 treesize of output 6146 [2021-11-25 19:42:04,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:04,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:04,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:05,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:05,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,058 INFO L244 Elim1Store]: Index analysis took 521 ms [2021-11-25 19:42:06,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 82 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 189 [2021-11-25 19:42:06,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:06,933 INFO L244 Elim1Store]: Index analysis took 231 ms [2021-11-25 19:42:07,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 49 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 137 [2021-11-25 19:42:07,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:07,404 INFO L244 Elim1Store]: Index analysis took 204 ms [2021-11-25 19:42:07,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 46 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 119 [2021-11-25 19:42:07,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:07,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:07,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:08,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:08,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:08,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:09,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:09,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:42:10,137 INFO L244 Elim1Store]: Index analysis took 566 ms [2021-11-25 19:42:10,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 124 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 225 [2021-11-25 19:42:10,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:10,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:10,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:42:11,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11